Nitrous Express Proton Series Nitrous Kit w/o Bottle (20420-00) 1717 and A7 Sportback 3

and A7 Sportback 3

Direct replacement harness for Spek Voltmeter gauges

Active Autowerke's F8X BMW M3 & M4 Rear Exhaust Tips are designed specifically to replace the tips on the F80 M3 and F82 M4 Active exhaust systems

The turbine side of the turbocharger also benefits from our ground-up design

Pre-punched for split-shank rivets

Nitrous Express Proton Series Nitrous Kit w/o Bottle (20420-00) 1717 and A7 Sportback 3Proton Series nitrous systems combine performance, durability and value in a compact and easy to mount module. Proton systems contain high quality, made in the USA, solenoids that are capable of producing 150 horsepower to the wheels. The black anodized aluminum housing not only looks great, it pulls heat away from the solenoids for extreme durability. This Proton system includes jetting for 35HP, 50HP and 75HP. This system also includes a single