Nitrous Express Nitrous Oxide Injection System Kit 20421-12 FR3 Sold as a matched set

Sold as a matched set of nozzles

It remains one of the most popular upgrades for hardworking Dodge trucks

so the front driveshaft will spin when the vehicle is in motion

SW #1: Fuel Saver SW #2: Only more fuel and Boost fooling SW #3: Like # 2 + added timing SW #4: “Soft” CaTCHER no added timing SW# 5: Like # 4 + added Timing SW #6 : Mild CaTCHER no added timing SW #7: Like # 6 + added Timing SW #8: CaTCHER no added timing SW #9: CaTCHER with Timing Max gains are around 70HP

Nitrous Express Nitrous Oxide Injection System Kit 20421-12 FR3 Sold as a matched setProton 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 Plus system includes jetting for 35HP, 50HP, 75HP, 100HP, 125HP and 150HP. This system