Dual Oil Catch Can for N54 BMW 135i, 335i, 535i, 1M (Vacuum & Boost) 2021 The JB4 is a true

The JB4 is a true user adjustable plug and play solution for all MQB based models in the VW Audi Group range

5" to 3" silicone couplers

Bmw 840i 2019 to 2023

Electronic Valve: Offers adjustable sound profiles with the convenience of electronic control for a customizable exhaust note

Beware of cheap replica magnetic spark plugs sockets with weak magnets that will not easily recover the plug from the long bore

Dual Oil Catch Can for N54 BMW 135i, 335i, 535i, 1M (Vacuum & Boost) 2021 The JB4 is a trueKeep Oil Out of your N54 BMW Air Intake System! It's no secret that the N54 BMW turbo motors suffer from oil control problems causing oil to blow through and coat the intercooler and charge piping, gunking up intake valves and the VANOS system, lowering the effective octane, and generally degrading engine performance. The higher your boost levels the more apparent these problems become. The solution to this problem has finally arrived. The BMS N54 oil