Turbo Boost Leak Testers 2" for 2" Turbo or Intake Pipe - Universal Tester Test Kit - Test Upto 30 PSI - Premium - 6061 Aluminum - Restore Power!
9 Piece Turbo System Leakage Tester Tool Set Turbocharger Turbo Boost Leak Tester 1-3/8" - 3-1/2" - AliExpress
How to create your own boost leak tester under $8 dollars & how to test for boost leaks!
Turbo Boost Leak Testers
Amazon.com: Turbo Boost Leak Testers 4" Universal - Test 4 inch intakes - Slip into Hose or on to Hard Pipe or Turbo Inlet - Premium Components : Automotive