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!
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No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust.
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Brand:
ES#:
4715650
Mfg#:
016752LA02KT
In Stock
ON SALE!
$479.99
This product was last offered at the strikethrough price on 06-13-2026
Features a TIG-welded 304 stainless and investment cast body and offers gains up to 45HP & 41TQ
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Offers increased horsepower and torque throughout the powerband, reduced turbocharger lag, improved throttle response, and an enhanced exhaust note
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Brand:
ES#:
4005390
Mfg#:
034-105-4045
In Stock
ON SALE!
SAVE 36%
$1700.00
This product was last offered at the strikethrough price on 03-08-2026
Check-Engine Light free! An emissions-friendly approach to exhaust upgrades!
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Featuring Milltek Sport Hi-Flow sports cat, fits with OE and Milltek cat-back systems.
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Brand:
ES#:
3420821
Mfg#:
SSXAU673
Ships in 3 Business Days
ON SALE!
SAVE 10%
$3374.99
This product was last offered at the strikethrough price on 07-01-2026
Reduce turbo lag and enhance the exhaust note
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Ceramic Coated Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound!
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T304 Stainless Steel high flow front pipe kit replaces factory secondary catalytic converters
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T304 Stainless Steel front pipe kit includes high flow secondary catalytic converters
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304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy!
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Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4164584
Mfg#:
AU94S-CD
Ships on Jul 24, 2026
$2618.00 USD
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More About Performance Exhaust Downpipes
Upgrade your downpipe with a performance aftermarket downpipe to reduce restrictions and increase performance with a hearty improvement to your exhaust and turbo sound.
Lifetime Replacement
