Premium CNC-machined exhaust manifold flange designed specifically for VR6 3.6L 24-valve small port engines. Engineered for professional fabricators and performance enthusiasts building custom exhaust systems.
Specifications
Material: 304L Stainless Steel
Thickness: 16mm (5/8")
Fitment: 3.6L VR6 24-Valve (Small Port) engines that use exhaust manifold gaskets 03H-253-039-E; 03H253039E 03H-253-050-B; 03H253050B
Key Features
Recessed Port Design: Features recessed pockets that accept your pipe/tubing, eliminating the need to shape pipe to match the port and speeding up fabrication
Square-to-Round Transition: Ports transition smoothly from square to round for optimal exhaust flow
Warp-Resistant Design: Engineered to minimize warping under high-temperature conditions
Made in USA: Precision manufactured by KMC Fabrication
Flange Size Guide (inches)
Type
OD
ID
Wall
1-1/2" NPS Schedule 10
1.910"
1.682"
0.109"
1-5/8" Tube 16 gauge
1.625"
1.495"
0.065"
1-3/4" Tube 16 gauge
1.750"
1.620"
0.065"
1-7/8" Tube 16 gauge
1.875"
1.745"
0.065"
Select the variant matching your tubing/pipe size above
Important Notes:
If you need help determining fitment for your vehicle, please contact us before purchase
This product has up to a 2-week lead time if not in stock
Custom tubing sizes available - inquire about different size options for your project
[Design Mode] If no data is displayed, change the product with matching relationship.
About us: BayernMotorWerks.com is your One-Stop shopping for all parts and accessories compatible with vehicles produced by Audi Porsche VW & BMW.
We are proud to bring you the finest products from around the world to maintain and personalize your vehicle. Please drop us a note and share your shopping experience or suggest new products for us to offer. Your opinion matters.
All rights reserved 2026 BayernMotorWerks.com, a domain owned by Bayern Munich Automotive LLC PO Box 48073 Burien, WA 98148, Seattle Warehouse 309 S Cloverdale St Bldg C-12 Seattle, WA 98108
The Audi name and Audi Rings logos are the property of VW Ag. Bayern Munich Automotive LLC is not affiliated with nor directly represent Audi of America, VW Group of America, or Porsche North America. Bayern Munich Automotive LLC is a private independently owned company that markets OEM and aftermarket products.