Silverado 5.7 with X-pipe no mufflers

new x-pipe installed. i think it sounds great, all deep rumble & not much popping.

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X Pipe vs H Pipe - Summit Racing Quick Flicks
Learn the basic differences between the most common Exhaust crossover pipes—H-pipes and X-pipes—including the performance benefits gained by using each type. We appreciate your comments. If you are looking for application suggestions please tell us: First, Please visit our site, many late model applications have limited offerings and you might find that you don't have a choice due to under chassis ground clearance. What do you use your vehicle for. Street, Street-strip, full race, off-road, other. Will you need to connect to your existing Exhaust system? Are you looking for a complete system from the engine back. Does it have to meet California emissions standards, C.A.R.B. legal?