Aftermarket Exhaust Modifications

BMW F40 M135i xDrive Exhaust Upgrades

Shop aftermarket exhaust systems & modifications for the BMW F40 M135i xDrive. Browse full exhaust systems, resonator deletes & more.

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Milltek GPF Back Exhaust System for BMW M135i X Drive (F40)-R44 Performance Milltek GPF Back Exhaust System for BMW M135i X Drive (F40)-R44 Performance
Milltek SportMilltek GPF Back Exhaust System for BMW M135i X Drive (F40)
Sale priceFrom £1,047.98GBP Regular price£1,164.42GBP
Save £81.25
Remus BMW M135i/M235i xDrive Axle-Back System (F40/F44)-R44 Performance Remus BMW M135i/M235i xDrive Axle-Back System (F40/F44)-R44 Performance
RemusRemus BMW M135i/M235i xDrive Axle-Back System (F40/F44)
Sale priceFrom £731.25GBP Regular price£812.50GBP
Save £22.50
Remus BMW M135i xDrive None-Resonated Racing Cat-Back Mid-Section (F40)-R44 Performance Remus BMW M135i xDrive None-Resonated Racing Cat-Back Mid-Section (F40)-R44 Performance
Grail Automotive BMW Exhaust Valve Controller Grail Automotive BMW Exhaust Valve Controller - Single Valve
Leib BMW G Series & F Series CAN MIL Delete Module For OPF & Cat Errors
Leib BMW G Series B58 B48 CatOPF Delete With CAN BUS Pro Functions - R44 Performance
dAHLer BMW Exhaust Flap/Valve Controller-R44 Performance dAHLer BMW Exhaust Flap/Valve Controller-R44 Performance
Save £4.86
Milltek Sport Exhaust Adapter to OE GPF/OPF - MSBM326
Milltek SportMilltek Sport Exhaust Adapter to OE GPF/OPF - MSBM326
Sale price£43.75GBP Regular price£48.61GBP
BMW Helical Exhaust Valve 2.9inch SBS Type EV70532-MX0-33 BMW Helical Exhaust Valve 2.9inch SBS Type EV70532-MX0-33