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Tubo Direct pipe / downpipe Which one?
Duramax downpipe replacement I just replaced the OEM downpipe with a MBRP 3" downpipe. I love the MBRP. It fit nicely and helps with reducing the EGT's. However removing the OEM pipe was a SOB. 8 hours of working on it was needed to break the 4 bolts and 2 nuts loose at the top of the downpipe...- FullgrownNE
- Post #16
- Forum: General Fuel System & Exhaust Questions