Duramax 6.6L TURBO BOOST LEAK TESTER- 2500HD 3500HD Chevy GMC Sierra Silverado

$ 37.99

4.8 (630) In stock

Many Duramax owners don't even know they have a boost leak until it is diagnosed and fixed then feel the real torque their Duramax was supposed to be putting out! All common and potential leak points.

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