The final addition to the ARM B58 exhaust system.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
The final addition to the ARM B58 exhaust system.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
100% handcrafted in Italy. Stainless steel construction. Legendary sound
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
100% handcrafted in Italy. Stainless steel construction. Legendary sound!
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
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Keep your emissions in check
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48-state legal - not for sale or use in California
Unrestricted power and sound
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
100% handcrafted in Italy. Stainless steel construction. Legendary sound
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fuel control and emissions control sensor
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This product was last offered at the strikethrough price on
06-25-2026
Replaces the stock BMW resonator between the catalytic converter and the rear mufflers
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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
06-25-2026
For the exhaust manifold past the catalyst
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All hardware required for a successful install
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This product was last offered at the strikethrough price on
06-23-2026
Rubber hanger for rear of the rear muffler
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MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-27-2026
Increased performance and sound
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More flow. More sound. More power.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms