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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Performance Catalytic Converters

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CTS Turbo B9 S4/S5 High Flow Cat

ES#4043052 - CTS-EXH-TP-0009C - CTS Turbo B9 S4/S5 High Flow Cat - CTS Turbo high flow cat is made to maximize exhaust flow for highest power gains - Do not compromise performance and sound with factory parts - Unleash your B9 S4/S5 3.0T Potential! - CTS - Audi

CTS Turbo high flow cat is made to maximize exhaust flow for highest power gains - Do not compromise performance and sound with factory parts - Unleash your B9 S4/S5 3.0T Potential!

Brand:
CTS - Corporate Logo
ES#:
4043052
Mfg#:
CTS-EXH-TP-0009C
In Stock
ON SALE! SAVE 15%
$699.99

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

$594.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ARMYTRIX Sport Cat-Pipe - Ceramic Coated

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

Brand:
Armytrix - Corporate Logo
ES#:
4164586
Mfg#:
AU94S-CDC
Ships on Oct 28, 2026
$2050.00 USD
Free Shipping

Performance Downpipe Kit - Non-Resonated

ES#3644159 - 777512 - Performance Downpipe Kit - Non-Resonated - T304 Stainless Steel high flow front pipe kit replaces factory secondary catalytic converters - Supersprint - Audi

T304 Stainless Steel high flow front pipe kit replaces factory secondary catalytic converters

Brand:
Supersprint - Corporate Logo
ES#:
3644159
Mfg#:
777512
Ships on Jan 12, 2027
$1664.99 USD
Free Shipping

Audi B9 3.0T S4 S5 Catted Downpipe

ES#4905571 - B930TDPC - Audi B9 3.0T S4 S5 Catted Downpipe - Increased Power and Torque, Massive 6.5" Design, Faster Turbo Spool, and Improved Exhaust Note - ARM Motorsports - Audi

Increased Power and Torque, Massive 6.5" Design, Faster Turbo Spool, and Improved Exhaust Note

Brand:
ARM Motorsports - Corporate Logo
ES#:
4905571
Mfg#:
B930TDPC
Ships in 3 Business Days
$779.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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 4 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 4 Business Days
$4867.99 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 Oct 28, 2026
$2618.00 USD
Free Shipping

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