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Audi B8/B8.5 A4 Quattro 2.0T

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

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3" High Flow Catalytic Converter

ES#2972519 - EXH-TDP-004-B8HF - 3" High Flow Catalytic Converter - Designed to seamlessly fit in place of factory catalytic converter - CTS - Audi

Designed to seamlessly fit in place of factory catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2972519
Mfg#:
EXH-TDP-004-B8HF
Back Ordered
Auto Notify
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2960018
Mfg#:
034-105-4023
In Stock
ON SALE! SAVE 10%
$449.00

This product was last offered at the strikethrough price on
06-28-2026

$404.10 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4045995
Mfg#:
B820THFCPIPE
Ships in 10 Business Days
$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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2951864
Mfg#:
CTS-EXH-TDP-0005
In Stock
$399.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2575495
Mfg#:
8K0253115KT2
Ships in 2 Business Days
ON SALE! SAVE 20%
$72.99

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

$58.36 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4030561
Mfg#:
034-105-A006
In Stock
ON SALE! SAVE 10%
$70.00

This product was last offered at the strikethrough price on
06-28-2026

$63.00 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4477611
Mfg#:
48-36410-YC
Ships in 3 Business Days
ON SALE!
$1153.00

This product was last offered at the strikethrough price on
06-29-2026

$1095.35 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468923
Mfg#:
N10730201
In Stock
$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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
4376376
Mfg#:
5561352
EO#:
D-193-141
Ships in 2 Business Days
$1852.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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