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Dynomax
Dual Pipe KitDynomax 89017 Exhaust System Kit
| Brand | Dynomax 89017 |
|---|---|
| Exhaust Type | Dual |
| Exit Position | Dual |
| Exit Style | Straight |
| Inlet Inside Diameter | 2.250 in. |
| Material | Steel |
| Max Year Covered | 1988 |
| Min Year Covered | 1978 |
| Most Popular Make/Model | Chevrolet monte carlo |
| Most Popular Year | 1987 |
| Muffler Type | None |
| Outlet Outside Diameter | 2.250 in. |
| Product Grade | Premium |
| Total Part VIO | 82834 |
| Tubing Diameter | 2.250 in. |
| Product line | Dual Pipe Kit |
| Fits | Buick, Chevrolet, Oldsmobile, and Pontiac · 99 vehicles |
Dual exhaust layout. Straight exit design with 2.250-inch tubing for classic performance routing.
OE-header attachment. Special reducer adds mounting flexibility for supported exhaust setups.
Premium steel construction. Built as a Dynomax dual pipe kit for vintage exhaust system upgrades.
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Dual Pipe Kit Overview
The Dynomax 89017 dual pipe kit is built for vintage performance exhaust upgrades that use OE headers. It provides a dual-exhaust layout with a straight exit style and 2.250-inch tubing for a clean, direct routing path.
Compatible With Chevrolet Monte Carlo, Buick Regal, Oldsmobile Cutlass, and Pontiac Grand Prix applications listed below, this kit is a fitment-based solution for classic GM vehicles. The special reducer adds mounting flexibility, and the steel construction supports a premium exhaust system build.
- Dual exhaust configuration with straight exit style
- 2.250-inch inlet, outlet, and tubing diameter
- Steel construction for exhaust system use
- Designed to attach with OE headers
- Special reducer allows a variety of mounting options
Fitment Details
Fits 1983-1988 Chevrolet Monte Carlo, N/A.
Fits 1978-1987 Buick Regal, N/A, with Chevrolet engine.
Fits 1985-1987 Oldsmobile Cutlass, N/A.
Fits 1978-1981 Oldsmobile Cutlass, N/A.
Fits 1985-1987 Oldsmobile Cutlass Salon, N/A.
Fits 1978-1980 Oldsmobile Cutlass Salon, N/A.
Fits 1978-1987 Oldsmobile Cutlass Supreme, N/A.
Fits 1978-1987 Pontiac Grand Prix, N/A.
Fits 1978-1984 Oldsmobile Cutlass Calais, N/A.
Fits 1980-1983 Oldsmobile Cutlass Cruiser, N/A.
Fits 1978-1981 Pontiac LeMans, N/A.
Fits 1978-1980 Buick Century, N/A.
What It Helps Address
- Replacing a restrictive or damaged dual exhaust routing section
- Converting a classic vehicle to a dual-pipe exhaust layout
- Matching OE-header-based exhaust routing on supported applications
- Restoring proper exhaust flow path on vintage GM platforms
Installation Notes
Install with OE headers as specified in the product description. The included reducer provides mounting flexibility, which can help when aligning the exhaust path to the vehicle’s existing setup. Verify fitment notes carefully, especially the Buick Regal application with Chevrolet engine and the listed emissions restriction.
Quality Assurance
Dynomax is part of Tenneco Inc. and is known for performance exhaust engineering backed by global engineering resources. Part number 89017 is a premium-grade exhaust system kit for supported classic applications.
This part fits 99 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Submodel | Liters | Cylinders | Notes |
|---|---|---|---|---|---|---|
| 1988 | Chevrolet | Monte Carlo | SS | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1987 | Buick | Regal | — | 5.0L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1987 | Chevrolet | Monte Carlo | SS | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1987 | Oldsmobile | Cutlass | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1987 | Oldsmobile | Cutlass Salon | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1987 | Oldsmobile | Cutlass Supreme | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1987 | Pontiac | Grand Prix | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1986 | Buick | Regal | — | 5.0L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1986 | Chevrolet | Monte Carlo | SS | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1986 | Oldsmobile | Cutlass | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1986 | Oldsmobile | Cutlass Salon | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1986 | Oldsmobile | Cutlass Supreme | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1986 | Pontiac | Grand Prix | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1985 | Buick | Regal | — | 5.7L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1985 | Buick | Regal | — | 5.0L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1985 | Chevrolet | Monte Carlo | SS | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1985 | Oldsmobile | Cutlass | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1985 | Oldsmobile | Cutlass Salon | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1985 | Oldsmobile | Cutlass Salon | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1985 | Oldsmobile | Cutlass Supreme | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1985 | Oldsmobile | Cutlass Supreme | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1985 | Pontiac | Grand Prix | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1984 | Buick | Regal | — | 5.0L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1984 | Chevrolet | Monte Carlo | SS | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1984 | Oldsmobile | Cutlass Calais | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1984 | Oldsmobile | Cutlass Calais | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1984 | Oldsmobile | Cutlass Supreme | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1984 | Oldsmobile | Cutlass Supreme | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1984 | Pontiac | Grand Prix | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1984 | Pontiac | Grand Prix | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Buick | Regal | — | 5.7L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1983 | Buick | Regal | — | 5.0L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1983 | Chevrolet | Monte Carlo | SS | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Chevrolet | Monte Carlo | SS | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Oldsmobile | Cutlass Calais | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Oldsmobile | Cutlass Calais | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Oldsmobile | Cutlass Cruiser | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Oldsmobile | Cutlass Cruiser | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Oldsmobile | Cutlass Supreme | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Oldsmobile | Cutlass Supreme | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Pontiac | Grand Prix | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1983 | Pontiac | Grand Prix | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1982 | Buick | Regal | — | 5.7L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1982 | Buick | Regal | — | 5.0L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1982 | Oldsmobile | Cutlass Calais | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1982 | Oldsmobile | Cutlass Calais | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1982 | Oldsmobile | Cutlass Cruiser | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1982 | Oldsmobile | Cutlass Cruiser | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1982 | Oldsmobile | Cutlass Supreme | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1982 | Oldsmobile | Cutlass Supreme | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1982 | Pontiac | Grand Prix | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1981 | Buick | Regal | — | 5.7L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1981 | Oldsmobile | Cutlass | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1981 | Oldsmobile | Cutlass Calais | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1981 | Oldsmobile | Cutlass Cruiser | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1981 | Oldsmobile | Cutlass Cruiser | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1981 | Oldsmobile | Cutlass Supreme | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1981 | Pontiac | Grand Prix | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1981 | Pontiac | LeMans | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Buick | Century | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Buick | Regal | — | 5.0L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass Calais | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass Calais | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass Cruiser | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass Cruiser | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass Salon | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass Salon | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass Supreme | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Oldsmobile | Cutlass Supreme | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Pontiac | Grand Prix | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1980 | Pontiac | LeMans | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Buick | Century | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Buick | Century | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Buick | Regal | — | 5.0L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1979 | Oldsmobile | Cutlass | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Oldsmobile | Cutlass | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Oldsmobile | Cutlass Calais | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Oldsmobile | Cutlass Calais | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Oldsmobile | Cutlass Salon | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Oldsmobile | Cutlass Salon | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Oldsmobile | Cutlass Supreme | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Oldsmobile | Cutlass Supreme | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Pontiac | Grand Prix | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Pontiac | LeMans | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1979 | Pontiac | LeMans | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Buick | Century | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Buick | Century | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Buick | Regal | — | 5.0L | V8 | with Chevrolet Engine; Not Emissions Legal; Dual Pipe Kit |
| 1978 | Oldsmobile | Cutlass | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Oldsmobile | Cutlass | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Oldsmobile | Cutlass Calais | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Oldsmobile | Cutlass Salon | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Oldsmobile | Cutlass Supreme | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Oldsmobile | Cutlass Supreme | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Pontiac | Grand Prix | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Pontiac | LeMans | — | 5.0L | V8 | Not Emissions Legal; Dual Pipe Kit |
| 1978 | Pontiac | LeMans | — | 5.7L | V8 | Not Emissions Legal; Dual Pipe Kit |
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