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!
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:
ES#:
4043052
Mfg#:
CTS-EXH-TP-0009C
Ships in 8 Business Days
ON SALE!
SAVE 15%
$699.99
This product was last offered at the strikethrough price on 09-29-2026
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:
ES#:
2972519
Mfg#:
EXH-TDP-004-B8HF
Back Ordered
ON SALE!
SAVE 10%
$299.99
This product was last offered at the strikethrough price on 09-29-2026
$269.99 USD
Free Shipping
Lifetime Replacement
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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:
ES#:
2972520
Mfg#:
EXH-TDP-003-B7HF
In Stock
ON SALE!
SAVE 10%
$299.99
This product was last offered at the strikethrough price on 09-29-2026
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:
ES#:
2951864
Mfg#:
CTS-EXH-TDP-0005
Ships in 8 Business Days
ON SALE!
SAVE 15%
$399.99
This product was last offered at the strikethrough price on 09-29-2026
T304 seamless stainless, mandrel bent tubing downpipe to rid your TT of the restrictive factory downpipe
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 *Coupe models only, Will not fit roadster - A check engine light may occur due to high flow catalytic con
Brand:
ES#:
2862910
Mfg#:
CTSEXHDP0010CAT
Ships in 8 Business Days
ON SALE!
SAVE 10%
$649.99
This product was last offered at the strikethrough price on 09-29-2026
For substantial power gains, improved exhaust flow and a more throaty sound!
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:
ES#:
3557460
Mfg#:
CTSEXHDP0017
Ships in 8 Business Days
ON SALE!
SAVE 15%
$599.99
This product was last offered at the strikethrough price on 09-29-2026
Seamlessly fits in place of your restrictive stock cat - Features 3″ stainless steel piping, smooth mandrel bends, and two 02 sensor bungs
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:
ES#:
4043061
Mfg#:
CTSEXHTP0002B6CA
In Stock
ON SALE!
SAVE 10%
$249.99
This product was last offered at the strikethrough price on 09-29-2026
Manufactured from T304 stainless steel, hand TIG welded and back purged to ensure years of reliable 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
This is the best bolt-on modification that will increase exhaust flow, improve turbocharger spool time and drastically change the sound of your sport SUV.
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 Requires Stage 2 ECU Remap
Brand:
ES#:
4419989
Mfg#:
EXH-DP-0048-CAT
Special Order: No Guaranteed ETA
ON SALE!
SAVE 15%
$1899.99
This product was last offered at the strikethrough price on 09-29-2026
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 For vehicles up through 2020
Brand:
ES#:
3449953
Mfg#:
CTSEXHTP0006-CAT
Ships in 8 Business Days
ON SALE!
$279.99
This product was last offered at the strikethrough price on 09-29-2026
Seamlessly fits in place of your restrictive stock cat - Features 3″ stainless steel piping, smooth mandrel bends, and two 02 sensor bungs
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
Lifetime Replacement
