AP Exhaust 18218 Exhaust Pipe
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AP Exhaust
 Pre-Bent

AP Exhaust 18218 Exhaust Pipe

Brand AP Exhaust 18218
Boxed No
Package Material None
Package Type None
Product line Pre-Bent
Fits Chevrolet and GMC · 83 vehicles

Pre-bent design. Helps simplify installation with a ready-to-fit exhaust pipe.

Exhaust pipe for replacing worn or damaged tubing.

Cross-references 1594-2552 for the same application. See all 1.

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AP Exhaust Pre-Bent Exhaust Pipe for GM Vans

AP Exhaust Part Number 18218 is a pre-bent exhaust pipe for select Chevrolet Express and GMC Savana applications. It is built for vehicles with OE exhaust systems that were originally welded assemblies, making it a direct replacement option for service work on the exhaust path.

Fits 2009-2020 Chevrolet Express and GMC Savana models listed below, with coverage across multiple wheelbase and heavy-duty van applications. AP Exhaust 18218 is a practical choice when replacing a damaged or corroded exhaust pipe on a Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, GMC Savana 3500, Chevrolet Express 1500, or GMC Savana 1500.

Key Features

  • Pre-bent exhaust pipe for OE-style routing
  • Direct replacement for select Chevrolet Express and GMC Savana vans
  • Built for vehicles where the original exhaust system was a welded assembly
  • Part number 18218 for easy identification
  • Cross-reference: 1594-2552

Detailed Description

AP Exhaust 18218 is part of the AP Exhaust Pre-Bent line, which focuses on formed exhaust components that follow factory routing for service replacement. This exhaust pipe is specified for GM full-size vans across the Express and Savana nameplates, including 1500, 2500, and 3500 models. The pre-bent design supports a cleaner replacement process on systems that were originally welded together, especially when repairing rusted, damaged, or failed exhaust sections.

Use AP Exhaust Part Number 18218 when servicing the exhaust pipe section on a Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, or GMC Savana 3500, as well as listed 1500 applications. Confirm the exact vehicle configuration against the fitment notes before installation.

What It Helps Repair

  • Exhaust pipe corrosion and rust-through
  • Cracked or separated welded exhaust sections
  • Exhaust leaks caused by damaged pipe routing
  • Failed replacement of factory welded exhaust assemblies
  • Restoration of proper exhaust flow on listed GM vans

Installation Notes

  • Fits 2018-2020 Chevrolet Express 2500, N/A; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
  • Fits 2010-2020 Chevrolet Express 3500, N/A; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
  • Fits 2018-2020 GMC Savana 2500, N/A; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
  • Fits 2010-2020 GMC Savana 3500, N/A; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
  • Fits 2010-2017 Chevrolet Express 2500, N/A; (135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
  • Fits 2010-2017 GMC Savana 2500, N/A; (135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
  • Fits 2009-2014 Chevrolet Express 1500, N/A; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
  • Fits 2009-2014 GMC Savana 1500, N/A; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.

Quality Assurance

AP Exhaust manufactures replacement exhaust components for service applications, and the Pre-Bent line is organized around formed parts that match factory-style exhaust routing. Verify the vehicle year, make, model, and wheelbase notes before ordering AP Exhaust 18218.

Related reading

This part fits 83 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersWheel BasePositionNotes
2020ChevroletExpress 2500Extended Cargo Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2020ChevroletExpress 3500Extended Passenger Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2020GMCSavana 2500Extended Cargo Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2020GMCSavana 3500Standard Cargo Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2019ChevroletExpress 2500Standard Cargo Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2019ChevroletExpress 3500Cutaway Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2019GMCSavana 2500Standard Passenger Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2019GMCSavana 3500Standard Cargo Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2018ChevroletExpress 2500Standard Cargo Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2018ChevroletExpress 3500Standard Passenger Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2018GMCSavana 2500Extended Cargo Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2018GMCSavana 3500Standard Cargo Van6.0LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2017ChevroletExpress 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2017ChevroletExpress 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2017ChevroletExpress 3500Standard Cargo Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2017GMCSavana 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2017GMCSavana 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2017GMCSavana 3500Standard Cargo Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2016ChevroletExpress 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2016ChevroletExpress 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2016ChevroletExpress 3500Standard Cargo Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2016GMCSavana 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2016GMCSavana 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2016GMCSavana 3500Standard Cargo Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2015ChevroletExpress 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2015ChevroletExpress 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2015ChevroletExpress 3500Standard Cargo Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2015GMCSavana 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2015GMCSavana 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2015GMCSavana 3500Cutaway Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2014ChevroletExpress 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2014ChevroletExpress 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2014ChevroletExpress 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2014ChevroletExpress 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2014ChevroletExpress 3500Standard Cargo Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2014GMCSavana 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2014GMCSavana 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2014GMCSavana 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2014GMCSavana 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2014GMCSavana 3500Cutaway Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2013ChevroletExpress 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2013ChevroletExpress 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2013ChevroletExpress 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2013ChevroletExpress 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2013ChevroletExpress 3500Cutaway Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2013GMCSavana 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2013GMCSavana 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2013GMCSavana 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2013GMCSavana 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2013GMCSavana 3500Cutaway Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2012ChevroletExpress 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2012ChevroletExpress 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2012ChevroletExpress 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2012ChevroletExpress 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2012ChevroletExpress 3500Cutaway Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2012GMCSavana 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2012GMCSavana 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2012GMCSavana 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2012GMCSavana 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2012GMCSavana 3500Cutaway Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2011ChevroletExpress 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2011ChevroletExpress 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2011ChevroletExpress 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2011ChevroletExpress 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2011ChevroletExpress 3500Extended Cargo Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2011GMCSavana 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2011GMCSavana 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2011GMCSavana 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2011GMCSavana 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2011GMCSavana 3500Cutaway Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2010ChevroletExpress 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010ChevroletExpress 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010ChevroletExpress 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010ChevroletExpress 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010ChevroletExpress 3500Standard Cargo Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2010GMCSavana 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010GMCSavana 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010GMCSavana 2500—6.0LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010GMCSavana 2500—4.8LV8135.0"N/A(135" W.B.); OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2010GMCSavana 3500Standard Cargo Van4.8LV8135.0"N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; Pre-Bent
2009ChevroletExpress 1500—4.3LV6—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2009ChevroletExpress 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
2009GMCSavana 1500—5.3LV8—N/AOE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
1594-2552