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Audi B8/B8.5 A4 FWD 2.0T

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Audi B8/B8.5 A4 FWD 2.0T Performance Catalytic Converters

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3.5" High Flow Catalytic Converter

ES#2960018 - 034-105-4023 - 3.5" High Flow Catalytic Converter - Complete drop-in upgrade will bolt up to stock/Stock Fit Turbo - 034Motorsport - Audi

Complete drop-in upgrade will bolt up to stock/Stock Fit Turbo 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
034Motorsport - Corporate Logo
ES#:
2960018
Mfg#:
034-105-4023
Back Ordered
$449.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3" Downpipe w/ High Flow Cat

ES#4045995 - B820THFCPipe - 3" Downpipe w/ High Flow Cat - Replace your factory downpipe with this upgraded JHM high flow cat! - JH Motorsports - Audi

Replace your factory downpipe with this upgraded JHM high flow cat! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
JH Motorsports - Corporate Logo
ES#:
4045995
Mfg#:
B820THFCPIPE
In Stock
$524.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3" Downpipe

ES#2951864 - CTS-EXH-TDP-0005 - 3" Downpipe - T304 Stainless down pipe that installs directly after the factory catalytic converter - CTS - Audi

T304 Stainless down pipe that installs directly after the factory catalytic converter Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
CTS - Corporate Logo
ES#:
2951864
Mfg#:
CTS-EXH-TDP-0005
Ships in 7 Business Days
ON SALE! SAVE 15%
$399.99

This product was last offered at the strikethrough price on
09-29-2026

$339.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Catalytic Converter Installation Kit

ES#2575495 - 8K0253115KT2 - Catalytic Converter Installation Kit - Contains all of the hardware you need to install a new catalytic converter - Assembled By ECS - Audi

Contains all of the hardware you need to install a new catalytic converter 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Assembled By ECS - Corporate Logo
ES#:
2575495
Mfg#:
8K0253115KT2
In Stock
ON SALE! SAVE 25%
$72.99

This product was last offered at the strikethrough price on
05-02-2026

$54.71 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Flow Cat Installation Kit

ES#4030561 - 034-105-A006 - High Flow Cat Installation Kit - Downpipe Hardware and Gasket Kit for B8 Audi A4/A5/Q5/Allroad equipped with the 2.0 TFSI engine. - 034Motorsport - Audi

Downpipe Hardware and Gasket Kit for B8 Audi A4/A5/Q5/Allroad equipped with the 2.0 TFSI engine. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
034Motorsport - Corporate Logo
ES#:
4030561
Mfg#:
034-105-A006
In Stock
$70.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Twisted Steel Down Pipe 3" 304 Stainless Steel W/ Cat

ES#4477611 - 48-36410-YC - Twisted Steel Down Pipe 3" 304 Stainless Steel W/ Cat - Includes a single high flow catalytic converter which is less restrictive than the factory converter providing maximum flow. - AFE - Audi

Includes a single high flow catalytic converter which is less restrictive than the factory converter providing maximum flow. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
AFE - Corporate Logo
ES#:
4477611
Mfg#:
48-36410-YC
Ships in 3 Business Days
20% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$1441.99

This product was last offered at the strikethrough price on
10-28-2026

$1153.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

HPA Performance Ceramic Coated Downpipe - With High-Flow Catalytic Converter

ES#4013894 - HVA-252-STREETC - HPA Performance Ceramic Coated Downpipe - With High-Flow Catalytic Converter - The ultimate in free-flowing exhaust performance - HPA Motorsports - Audi

The ultimate in free-flowing exhaust performance Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
HPA Motorsports - Corporate Logo
ES#:
4013894
Mfg#:
HVA-252-STREETC
Ships on Nov 19, 2026
$699.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Flange Stud - Priced Each

ES#4714780 - N10730201 - Turbo Flange Stud - Priced Each - Allows the catalytic converter to bolt up to the turbocharger. M10x32 - Elring - Audi

Allows the catalytic converter to bolt up to the turbocharger. M10x32 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4714780
Mfg#:
N10730201
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Flange Stud - Priced Each

ES#468923 - N10730201 - Turbo Flange Stud - Priced Each - Allows the catalytic converter to bolt up to the turbocharger. M10x32 - Genuine Volkswagen Audi - Audi

Allows the catalytic converter to bolt up to the turbocharger. M10x32 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468923
Mfg#:
N10730201
In Stock
$6.99

This product was last offered at the strikethrough price on
09-01-2026

$6.37 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

California Grade CARB Compliant Direct-Fit Catalytic Converter

ES#4376376 - 5561352 - California Grade CARB Compliant Direct-Fit Catalytic Converter - Designed to seamlessly fit in place of factory catalytic converter - Magnaflow - Audi

Designed to seamlessly fit in place of factory catalytic converter Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Magnaflow - Corporate Logo
ES#:
4376376
Mfg#:
5561352
EO#:
D-193-141
Ships in 1 Business Day
$1852.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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