Questions on fit? Text a builder — send your VIN and we'll confirm before you order.
Off-road / track use only. Check local regulations before road use.
Send us your VIN and a builder will confirm fitment before you order.
Check My VINThe single biggest bolt-on for your S58. Our high-flow stainless downpipe replaces the restrictive factory unit to free up exhaust flow, sharpen turbo spool, and unlock the deep, aggressive tone the S58 is capable of, the foundation every serious build starts with.
Why it's the first mod:
Fits: BMW G87 M2, G80 M3, G82 M4, F97 X3M & F98 X4M (S58). Choose your chassis at checkout.
Off-road / track use. Pairs perfectly with our Midpipes/resonator delete, and carbon tips.
🔧 30-day fitment guarantee.
Highlighted row = the car in your garage. Not sure which you have? Check by VIN.
Ships in 4 weeks. Ships to the 48 contiguous US states with signature confirmation. In-stock parts usually leave within a few business days; made-to-order and pre-order parts ship when built.
Unused, uninstalled parts in original packaging can be returned within 14 days of delivery. A 20% restocking fee applies and return shipping is paid by the buyer. Made-to-order, pre-order and custom items are final sale unless defective. Full policy
Every listing is matched to chassis codes. Not sure? Send us your VIN before you order and we'll confirm it fits.
Inspect your package on delivery and email photos within 24 hours. Add Shipping Protection in your cart and we replace parts lost or damaged by the carrier (theft excluded).
Check your local regulations before road use.
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