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The simple & essential mod for 30% quicker boost. Utilizing proven TMS technology to ensure dependable boost holding and optimum throttle response.Using GFB’s TMS technology the Mach 2 can help return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears.
I mean its exactly what it says it is. I've had no issues with it since installation. Performance is the same if not better than my old stock valve.
The product is beautiful & looks amazing on the remote! Thank you!
The wrapping was perfect and item well received
Stickers look so good I ordered 3 for my e90!!!
The kit came in pretty quickly. The kit is clearly made from quality materials, and looks great installed on my car. Would certainly purchase again.
The caps look amazing and they are professionally well made.