Rvng (F80/F82/F87) S55 3.5' XL Flow Series Catless Downpipes
Rvng (F80/F82/F87) S55 3.5' XL Flow Series Catless Downpipes
Product Info
High-flow stainless steel downpipes designed for 2015-2019 F80/F82/F87 BMW M3, M4, and M2 Competition models with S55 engines. These catless downpipes eliminate factory restrictions to unlock 20-25 hp and 25-30 lb-ft torque gains when tuned.
Performance Benefits:
- Reduced back pressure for faster turbo spool and quicker throttle response
- Increased exhaust flow with full 3" diameter design maintained throughout
- More aggressive exhaust note without catalytic converter restriction
- Improved power delivery across the RPM range
Engineering & Quality:
- Handcrafted from mandrel-bent, TIG-welded SS304 stainless steel
- CAD/CAM designed cast flange for precision fitment
- Smooth radius bends minimize turbulence and maximize flow efficiency
- Compatible with both RHD and LHD models—no modifications required
- Lifetime warranty against defects and fitment issues
- "No Hassle" satisfaction guarantee included
Fitment: 2015-2019 F80/F82/F83 M3 | 2015-2019 F82/F83 M4 | 2018-2021 F87 M2C Competition (S55 only)
Fitment Information
House of Apex does our best to ensure we catalog all products as accurately as possible. Please verify fitment with your vehicle to ensure a seamless and smooth install.
For any questions, concerns, or installation help, please email Zac@HouseOfApex.us
Ships directly from the authorized manufacturer partner.
In-stock items: ships within 2–5 business days
Backordered items: typically requires 2–6 weeks
