MBRP 4" Cat-Back Tour Profile Single Side Exit Exhaust 04.5-05 GM 6.6L Duramax LLY CS-FRAD-17 progressive leaf stack

progressive leaf stack

Anytime we get bit by the power bug

prevent issues

Fits both upper and lower connection

efficient fuel delivery that your engine will thank you for

MBRP 4" Cat-Back Tour Profile Single Side Exit Exhaust 04.5-05 GM 6.6L Duramax LLY CS-FRAD-17 progressive leaf stackAre you looking to maximize your Duramaxs performance? The MBRP Armor Lite Cat Back Exhaust is built for diesel owners who want more than just a louder truck; they want a better performing one. By replacing the restrictive factory exhaust, this system improves airflow, helping your Duramax breathe easier, respond quicker, and run more efficiently under load. From towing heavy to daily driving, this exhaust delivers a deeper, more aggressive diesel