Replaces the stock downpipe
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48-state legal - not for sale or use in California
Replaces the stock downpipe
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
48-state legal - not for sale or use in California
Gains of up to 11 HP and 15 ft-lbs of torque!
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Free up your exhaust system and add more power!
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Reduce your BMW's exhaust restrictions for greater power potential!
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This product was last offered at the strikethrough price on
06-08-2026
Reduce Back-Pressure & Increase Power
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3.5" Performance High Flow catted downpipe upgrade for N55 engines
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
A sporty 300 cpsi catalytic converter is integrated into the downpipe
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Motorsport pedigree. Superior quality. Excellent sound. Milltek Sport Hi-Flow catted downpipes for enhanced performance.
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Motorsport pedigree. Superior quality. Excellent sound. Milltek Sport Hi-Flow catted downpipes for enhanced performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
A more aggressive sound and increased power
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100% handcrafted in Italy. Stainless steel construction. Legendary sound!
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A more free flowing option
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Stainless steel downpipes with high flow catalytic converters
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Connect your exhaust manifolds to the exhaust pipes.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
A more free flowing option
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replaces Stock Catalytic Converters
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms