Item Detail Table of Content General Shop Tools Hand Tools Exhaust Back Pressure Gauge Item Number: OTC7215 Supplied by BOSCH AUTOMOTIVE SERVICE SOLUTIONS (see all) Price: $203.50* * log in for dealer pricing. Direct from 3rd Party Supplier Add To Cart Description Now you can quickly read back pressure to determine the amount of restriction in an exhaust system. This gauge accurately measures through the oxygen sensor hole. Features Large dial clearly shows pressure from 0-8 PSI Stainless steel braided tube can withstand high-heat conditions Includes Universal adapter for vehicles with thermactor systems. works on domestic and imported vehicles Warranty OTC Lifetime Warranty Product Specification Weight1.49 lbs. Dimensions4.4 x 6.7 x 3.4 in