Nitrous Express Burst Panel, Universal

Nitrous Express Burst PANels Allow For Pressure Relief Upon The Occurrence Of A Backfire. These Reusable Valves Use AN O-Ring Seal On The Burst PANel ANd To Seal On The MANifold, Which Allows Them To Be Added To Almost ANy Sheetmetal Or Cast Aluminum MANifold. No Need To Replace A Burst PANel After A Backfire As The Springs Will Automatically Reset After Each Backfire. The PANel Features A 1.5 Inch Hole That Allows For The Venting Of Excessive Pressure, Whether It Is From A Nitrous Backfire Or A Naturally Aspirated Hiccup. These Are Very Cost Effective InsurANce To Protect Carburetors, Throttle Bodies, ANd Intake MANifolds.