SLE XL Catless Downpipes – BMW M3 / M4 G80 / G82 / G83 / M2 G87 (S58)

The SLE XL Catless Downpipes for the BMW S58 platform are built for performance. With oversized piping and smooth transitions, these downpipes let your turbos breathe, reduce backpressure, and improve throttle response across the board.

Made from high-grade stainless steel and fully TIG welded, they’re built to handle high boost, heat, and abuse—whether you’re on the street or the track. The XL design gives you more flow than standard options, making them perfect for stock turbo or big power setups.

Key Features:

• XL piping for max flow and performance

• CNC-machined flanges for precise fitment

• Strong TIG-welded stainless steel construction

• Catless design – off-road use only

• Works with stock or aftermarket exhaust systems

• Designed for high heat and boost

Fitment:

• 2021+ BMW M3 (G80)

• 2021+ BMW M4 (G82 / G83)

• 2023+ BMW M2 (G87)

For off-road use only. Not legal for sale or use on emission-controlled vehicles in California or other states adopting California emission standards.