Walker
SoundFX Universal

Walker 18172 Exhaust Muffler

Brand Walker 18172
Product line SoundFX Universal
Fits Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac · 215 vehicles

SoundFX Universal. Walker exhaust muffler line for broad classic GM coverage.

Application-specific fitment. Select listings include special inlet, bracket, or exhaust layout notes.

Part number 18172. Catalog reference for matching the correct exhaust muffler application.

$48.98Free shipping
In stock · usually ships same day before 1pm CST
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Order total $48.98
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Universal Exhaust Muffler for Classic GM Applications

The Walker SoundFX Universal exhaust muffler, part number 18172, is built for a wide range of classic GM passenger cars and full-size models. It serves as a direct replacement-style muffler for vehicles that require application-specific installation details and, in some cases, additional parts or modifications.

Key Features

  • Walker SoundFX Universal product line for broad application coverage
  • Exhaust muffler for restoration and replacement service
  • Fits a wide range of Chevrolet, Buick, Cadillac, Oldsmobile, and Pontiac models
  • Application notes include special installation requirements on select vehicles
  • Part number 18172 for catalog and fitment reference

Detailed Fitment Overview

Compatible With 1977-1988 Chevrolet Caprice, N/A; 1985-1985 Chevrolet Caprice, N/A with Police Package and without California Emission System; 1977-1985 Chevrolet Impala, N/A; 1988-1990 Chevrolet Celebrity, N/A; 1981-1981 Chevrolet Bel Air, N/A; 1977-1980 Buick LeSabre, N/A; 1983-1984 Buick LeSabre, N/A; 1977-1978 Buick Riviera, N/A; 1988-1992 Buick Century, N/A; 1977-1980 Oldsmobile Delta 88, N/A; 1983-1983 Oldsmobile Delta 88, N/A without California Emission System; 1984-1985 Oldsmobile Delta 88, N/A; 1977-1980 Oldsmobile 98, N/A; 1977-1980 Oldsmobile Custom Cruiser, N/A; 1991-1992 Oldsmobile Cutlass Ciera, N/A; 1988-1992 Oldsmobile Cutlass Cruiser, N/A; 1977-1980 Pontiac Bonneville, N/A; 1977-1981 Pontiac Catalina, N/A; 1980-1980 Pontiac Catalina, N/A must be installed backwards; 1977-1981 Pontiac Laurentian, N/A; 1978-1979 Pontiac Laurentian, N/A with Chevrolet engine; 1988-1989 Pontiac 6000, N/A; 1977-1986 Pontiac Parisienne, N/A; 1985-1986 Pontiac Parisienne, N/A without 2-1/2 inch muffler inlet; 1985-1985 Cadillac Commercial Chassis, N/A; 1979-1982 Cadillac DeVille, N/A; 1980-1980 Cadillac DeVille, N/A with bracket welded to rear of muffler; 1985-1985 Cadillac DeVille, N/A with side exit tail pipe; 1979-1980 Cadillac Fleetwood, N/A; 1982-1982 Cadillac Fleetwood, N/A; 1985-1985 Cadillac Fleetwood, N/A; 1980-1980 Buick LeSabre, N/A must be installed backwards; 1980-1980 Pontiac Catalina, N/A must be installed backwards.

What This Muffler Helps Address

  • Exhaust noise from a worn or damaged muffler
  • Corrosion-related muffler failure
  • Fitment issues on classic GM exhaust service jobs
  • Replacement needs for vehicles with special exhaust notes or bracket requirements
  • Restoration work on older Chevrolet, Buick, Cadillac, Oldsmobile, and Pontiac models

Installation Notes

Review the fitment notes before installation. Some applications require modifications and/or additional parts, while select vehicles call for backward installation, a welded rear bracket, a side exit tail pipe, or specific emission and inlet configurations. Confirm the vehicle’s exhaust layout and mounting details against the application listing before beginning service.

Quality Assurance

Walker SoundFX Universal is positioned as a broad-coverage exhaust replacement line for older GM applications. Part number 18172 should be matched carefully to the listed fitment and notes to ensure the correct application.

This part fits 215 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypeDrive TypeLitersCylindersFuel TypeNotes
1992BuickCentury—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1992OldsmobileCutlass Ciera—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1992OldsmobileCutlass Cruiser—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1991BuickCentury—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1991OldsmobileCutlass Ciera—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1991OldsmobileCutlass Cruiser—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1990BuickCentury—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1990ChevroletCelebrity—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1990OldsmobileCutlass Cruiser—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1989BuickCentury—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1989ChevroletCelebrity—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1989OldsmobileCutlass Cruiser—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1989Pontiac6000—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1988BuickCentury—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1988ChevroletCaprice———5.7LV8—with Police Package; without California Emission System; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1988ChevroletCaprice———4.3LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1988ChevroletCelebrity—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1988OldsmobileCutlass Cruiser—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1988Pontiac6000—Wagon—2.5LL4—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1987ChevroletCaprice———5.7LV8—with Police Package; without California Emission System; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1987ChevroletCaprice———4.3LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1986ChevroletCaprice———5.7LV8—with Police Package; without California Emission System; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1986ChevroletCaprice———4.3LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1986PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; without 2-1/2 (in) Muffler Inlet; SoundFX Universal
1986PontiacParisienne———4.3LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985BuickElectra———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985BuickLeSabre———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985CadillacCommercial Chassis——FWD4.1LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985CadillacDeVille——FWD4.1LV8—Side Exit Tail Pipe; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985CadillacFleetwood75 Formal—FWD4.1LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985CadillacFleetwood75—FWD4.1LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985CadillacFleetwoodBase—FWD4.1LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985CadillacFleetwoodd'Elegance—FWD4.1LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985ChevroletCaprice———5.7LV8GASwith Police Package; without California Emission System; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985ChevroletCapriceClassic——4.3LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985ChevroletImpala———4.3LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985OldsmobileDelta 88———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; without 2-1/2 (in) Muffler Inlet; SoundFX Universal
1985PontiacParisienne———4.3LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1985PontiacParisienne———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984BuickElectra———4.1LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984BuickLeSabre———4.1LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984BuickLeSabre———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984ChevroletCaprice———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984ChevroletCaprice———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984ChevroletImpala———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984ChevroletImpala———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984OldsmobileDelta 88———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1984PontiacParisienne———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1983BuickLeSabre———3.8LV6—without California Emission System; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1983ChevroletCaprice———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1983ChevroletCaprice———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1983ChevroletImpala———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1983ChevroletImpala———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1983OldsmobileDelta 88———3.8LV6—without California Emission System; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1983PontiacParisienne———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1983PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1982CadillacDeVille———4.1LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1982CadillacFleetwood———4.1LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1982ChevroletCaprice———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1982ChevroletCaprice———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1982ChevroletImpala———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1982ChevroletImpala———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1982PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981ChevroletBel Air———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981ChevroletCaprice———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981ChevroletCaprice———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981ChevroletCaprice———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981ChevroletImpala———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981ChevroletImpala———5.7LV8GASModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981ChevroletImpala———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981PontiacCatalina———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981PontiacLaurentian———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1981PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickElectra———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickElectra———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickElectra———4.9LV8—Must be Installed Backwards; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickEstate Wagon———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickEstate Wagon———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickEstate Wagon—Wagon—4.9LV8—Must be Installed Backwards; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickLeSabre———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickLeSabreLimited——5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickLeSabreBase——5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980BuickLeSabre—Sedan—4.9LV8—Must be Installed Backwards; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980CadillacDeVille———5.7LV8—with Bracket Welded to Rear of Muffler; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980CadillacFleetwood———5.7LV8—with Bracket Welded to Rear of Muffler; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980ChevroletCaprice—Sedan—5.7LV8GASModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980ChevroletCaprice———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980ChevroletCaprice—Wagon—5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980ChevroletCaprice———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980ChevroletImpala—Coupe—5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980ChevroletImpala—Sedan—5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980ChevroletImpala———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980ChevroletImpala—Wagon—5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980ChevroletImpala———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980Oldsmobile98———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980OldsmobileCustom Cruiser———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980OldsmobileDelta 88———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980OldsmobileDelta 88———4.3LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacBonneville———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacBonneville———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacCatalina———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacCatalina———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacCatalina———4.9LV8—Must be Installed Backwards; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacLaurentian———5.7LV8GASModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacLaurentian———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacLaurentian———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacParisienne———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacParisienne———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1980PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979BuickElectra———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979BuickEstate Wagon———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979BuickLeSabre———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979BuickLeSabre———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979BuickLeSabreBase——3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979BuickLeSabreLimited——3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979CadillacDeVille———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979CadillacFleetwood———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979ChevroletCaprice———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979ChevroletCaprice———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979ChevroletCaprice———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979ChevroletImpala———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979ChevroletImpala———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979ChevroletImpala———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979Oldsmobile98———5.7LV8GASModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979Oldsmobile98———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979OldsmobileCustom Cruiser———5.7LV8GASModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979OldsmobileCustom Cruiser———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979OldsmobileDelta 88———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979OldsmobileDelta 88———5.7LV8GASModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979OldsmobileDelta 88———4.3LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979OldsmobileDelta 88———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979OldsmobileDelta 88———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacBonneville———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacBonneville———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacCatalina———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacCatalina———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacCatalina———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacCatalinaBase——3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacLaurentian———5.7LV8—with Chevrolet Engine; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacLaurentian———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacLaurentian———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacParisienne———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1979PontiacParisienne———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978BuickElectra———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978BuickEstate Wagon———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978BuickLeSabre———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978BuickLeSabre———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978BuickLeSabre———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978BuickLeSabreCustom——3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978BuickLeSabreBase——3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978BuickRiviera———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978ChevroletCaprice———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978ChevroletCaprice———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978ChevroletCapriceClassic Landau——4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978ChevroletCapriceClassic——4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978ChevroletImpala———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978ChevroletImpala———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978ChevroletImpala———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978Oldsmobile98———5.7LV8GASModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978Oldsmobile98———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978OldsmobileCustom Cruiser———5.7LV8GASModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978OldsmobileCustom Cruiser———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978OldsmobileDelta 88———5.7LV8DIESELModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978OldsmobileDelta 88———5.7LV8GASModifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978OldsmobileDelta 88———4.3LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978OldsmobileDelta 88———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacBonneville———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacBonneville———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacCatalina———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacCatalina———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacCatalina———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacCatalinaBase——3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacLaurentian———5.7LV8—with Chevrolet Engine; Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacLaurentian———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacLaurentian———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacParisienne———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1978PontiacParisienne———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977BuickElectra———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977BuickEstate Wagon———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977BuickLeSabre———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977BuickLeSabre———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977BuickLeSabreBase——3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977BuickRiviera———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977ChevroletCaprice———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977ChevroletCaprice———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977ChevroletCapriceClassic Landau——4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977ChevroletCapriceClassic——4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977ChevroletImpala———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977ChevroletImpala———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977ChevroletImpala———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977Oldsmobile98———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977OldsmobileCustom Cruiser———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977OldsmobileDelta 88———5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977OldsmobileDelta 88———4.3LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977OldsmobileDelta 88———3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacBonneville—Coupe—5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacBonneville—Sedan—5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacBonneville———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacBonneville—Wagon—5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacCatalinaBaseSedan—5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacCatalinaBaseCoupe—5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacCatalinaSafariWagon—5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacCatalina———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacCatalina———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacCatalinaBase——3.8LV6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacGrand Safari———4.9LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacGrand Safari—Wagon—5.7LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacLaurentian———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacLaurentian———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacParisienne———4.1LL6—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal
1977PontiacParisienne———5.0LV8—Modifications and/or Additional Parts May Be Required for Installation; SoundFX Universal