Thoughtful delivery service

Easy 30 day returns

Certified Reviews

Description

ARM B58 Catless Downpipe 4.5" (Fits 240I 340I 440I 540I 640I 740I M340i)HIGHLIGHTS Increase Power and Torque Faster Turbo Spool Improved Exhaust Sound Safely Flash Stage 2+ Tunes SS304 Stainless Steel PROFILE The ARM B58 Downpipe is one of the foundational upgrades for giving your B58 powered BMW more power, torque, and sound. The stock B58 downpipe comes from the factory with a catalyst that severely restricts exhaust flow, causing excessive backpressure with increased boost. Upgrading your downpipe unlocks power,

For 2012+ F chassis N55 BMW motors

Bmw M140i 2016 to 2019

Upgraded metal charge pipes and j-pipe that won't fail

Making the ARM S58 Catted Downpipes one of the greatest all-around investments for your G8X

S-ClassSLC43

Not surprisingly

Rated energy: 21

Available Finishes:

simply drop the bucketless system into the tank

See terms and conditions for details

If I Buy a Pre-LCI E92 M Sport Front Bumper

Both options include the following: