Nick Williams Upgraded Hellcat Bypass Valve

If you're looking to replace your defective OEM boost bypass valve, or to find a solution to fluctuating boost control with a higher boost pulley combo or compound boost setup, Nick Williams has the answer! It's no secret that the bypass valve for the Hellcat family of superchargers can be a bit problematic, either through general wear and tear, or for those pushing the limits of a stock system from chasing higher boost levels. The Nick Williams Boost Bypass Valve is a direct replacement for your OEM piece with no core charge! Options: Choose between stock Hellcat supercharger fitment or machined to clear Whipple superchargers. (If you have a 3.0 Whipple, you need the Whipple version. If you have a 4.5 Whipple, you need the IHI version.) Hellcat family of superchargers includes: Hellcat Redeye Demon Demon 170 TRX Durango Hellcat Trackhawk Hellephant Nick Williams throttle bodies are a popular upgrade for enthusiasts looking to improve their engine's performance and responsiveness. They're a good option for those who have already made other modifications, like exhaust or intake upgrades, and are looking for the next step in maximizing their engine's potential.