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Audi Performance Catalytic Converters

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Downpipe Hardware Kit

ES#2580195 - 8D0253115CKT3 - Downpipe Hardware Kit - Contains all of the hardware you need to install new downpipes on your Audi 4.2 engine - Assembled By ECS - Audi

Contains all of the hardware you need to install new downpipes on your Audi 4.2 engine 10X Entries Into Our F80 M3 Sweepstakes
Engine code BNK

Brand:
Assembled By ECS - Corporate Logo
ES#:
2580195
Mfg#:
8D0253115CKT3
Back Ordered
ON SALE! SAVE 21%
$29.99

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

$23.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket

ES#3173639 - 1H0253115 - Exhaust Gasket - Seals the downpipe to the catalytic converter - Meistersatz - Audi Volkswagen

Seals the downpipe to the catalytic converter

Brand:
Meistersatz - Corporate Logo
ES#:
3173639
Mfg#:
1H0253115
Ships in 3 Business Days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Akrapovic Performance Downpipes

ES#4423725 - akrDP/L-AU/SS/1 - Akrapovic Performance Downpipes - Stainless steel downpipes with 200 cell catalytic converters - Akrapovic - Audi

Stainless steel downpipes with 200 cell catalytic converters

Brand:
Akrapovic - Corporate Logo
ES#:
4423725
Mfg#:
AKRDP/L-AU/SS/1
In Stock at Vendor
$6949.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Large Bore Downpipe And Hi-Flow Sports Cat

ES#4858857 - SSXVW350 - Large Bore Downpipe And Hi-Flow Sports Cat - For fitment to the OE Exhaust System only and requires a Stage 2 ECU remap - Milltek Sport - Audi Volkswagen

For fitment to the OE Exhaust System only and requires a Stage 2 ECU remap ****Requires a Stage 2 ECU remap****

Brand:
Milltek Sport - Corporate Logo
ES#:
4858857
Mfg#:
SSXVW350
Ships on Nov 13, 2026
$3276.99 USD
Free Shipping
on orders $49 and up

3.15" High Flow Sports Cat

ES#3969444 - SAUX076 - 3.15" High Flow Sports Cat - 3.15" T304 stainless construction, offers increased hp/tq throughout the powerband - Scorpion - Audi

3.15" T304 stainless construction, offers increased hp/tq throughout the powerband For vehicles up through 2020

Brand:
Scorpion - Corporate Logo
ES#:
3969444
Mfg#:
SAUX076
Ships in 2 Business Days
$733.99

This product was last offered at the strikethrough price on
10-23-2026

$426.99 USD
Free Shipping
on orders $49 and up

Performance Downpipe Kit - Resonated

ES#3644165 - 777532 - Performance Downpipe Kit - Resonated - T304 Stainless Steel front pipe kit includes high flow secondary catalytic converters - Supersprint - Audi

T304 Stainless Steel front pipe kit includes high flow secondary catalytic converters

Brand:
Supersprint - Corporate Logo
ES#:
3644165
Mfg#:
777532
Ships in 3 Business Days
$5480.99 USD
Free Shipping

Performance High Flow Catalytic Converter

ES#3644162 - 777521 - Performance High Flow Catalytic Converter - 304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy! - Supersprint - Audi

304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy!

Brand:
Supersprint - Corporate Logo
ES#:
3644162
Mfg#:
777521
Ships in 3 Business Days
$4867.99 USD
Free Shipping

Supersprint High-Flow Catalytic Converter Kit

ES#3438681 - 767702KT - Supersprint High-Flow Catalytic Converter Kit - Includes left and right side metallic high-flow sport cats and connecting pipes - Supersprint - Audi

Includes left and right side metallic high-flow sport cats and connecting pipes

Brand:
Supersprint - Corporate Logo
ES#:
3438681
Mfg#:
767702KT
Ships on Jan 28, 2027
$5999.99 USD
Free Shipping

Performance Downpipe Kit

ES#3522595 - 767132KT2 - Performance Downpipe Kit - Features left & right T304 Mandrel bent stainless steel downpipes with 200 cell high-flow catalytic converters - Supersprint - Audi

Features left & right T304 Mandrel bent stainless steel downpipes with 200 cell high-flow catalytic converters

Brand:
Supersprint - Corporate Logo
ES#:
3522595
Mfg#:
767132KT2
Ships in 3 Business Days
$4737.99 USD
Free Shipping

Supersprint Downpipe/High-Flow Cat Kit

ES#3447919 - 776165KT2 - Supersprint Downpipe/High-Flow Cat Kit - Includes Supersprint stainless downpipe pre-cat pipe and Supersprint High-Flow Metallic catalytic converters - Supersprint - Audi

Includes Supersprint stainless downpipe pre-cat pipe and Supersprint High-Flow Metallic catalytic converters Fits MK3 TTRS 2.5T models only*

Brand:
Supersprint - Corporate Logo
ES#:
3447919
Mfg#:
776165KT2
Ships on Jan 28, 2027
$5059.99 USD
Free Shipping

ARMYTRIX Sport Cat-Pipe

Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound!

Brand:
Armytrix - Corporate Logo
ES#:
4164584
Mfg#:
AU94S-CD
Ships on Nov 13, 2026
$2618.00 USD
Free Shipping

Fabspeed Audi RSQ8 Sport Catalytic Converters (2020+)

Made in the USA! 100% Bolt On Installation. Simple DIY installation; no cutting or welding required

Brand:
Fabspeed - Corporate Logo
ES#:
5388599
Mfg#:
FS.AUD.RSQ8.SC
Ships on Nov 16, 2026
$5683.99 USD
Free Shipping

Large Bore Downpipe And Hi-Flow Catalytic Converter

Featuring a HJS brand 200-cell Hi-Flow Sport Cat Can only be used with a Milltek Sport cat back exhaust

Brand:
Milltek Sport - Corporate Logo
ES#:
4159831
Mfg#:
SSXVW515
Ships on Nov 13, 2026
$1163.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Other Audi Performance Catalytic Converters

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