Internal Mufflers
What is an Internal Muffler?
A slide-In straight through muffler helps reduce harsh exhaust tones.
For Dual Exhaust Applications ONLY - Sold in Pairs
(Single use WILL cause engine failure)
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5" x 60" Internal Muffler Exhaust Baffle Tube (SINGLE) IM-560
Grand Rock
OEM PRICE $499.00YOUR PRICE $309.00IM-560 5" x 60" Internal Baffle Tube SOLD IN PAIRS ONLY Single Use WILL Cause Engine Failure!! What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you...GRCIM-560OEM PRICE $499.00YOUR PRICE $309.00 -
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5" x 18" Internal Muffler Exhaust Baffle Tube (PAIR) IM-518
Grand Rock
OEM PRICE $317.00YOUR PRICE $267.00IM-518 5" x 18" Internal Baffle Tube SOLD IN PAIRS ONLY Single Use WILL Cause Engine Failure!! IM-518 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you...23922OEM PRICE $317.00YOUR PRICE $267.00