I had an MBRP on my truck and just installed a Flow Pro. The Flow Pro seemed to be better quality. Which one has a 5" muffler? Flow Pro has a spiral muffler, but it's only 4"Originally Posted by Dale's Super Store
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I had an MBRP on my truck and just installed a Flow Pro. The Flow Pro seemed to be better quality. Which one has a 5" muffler? Flow Pro has a spiral muffler, but it's only 4"
2003- 3500 RWD Automatic. S & B intake, BD Intercooler, Pusher Air Horn, MM3 Double R Tuning, Turbo Timer, electric Flex-a-lite fans, FASS 95, 50 HP tips, upgrade to 351 turbo, 3.42 gears, Twin air compressors, air bags, Remote dual oil filters, Hellwig sway bar, Front Winch. Home made Fuel Heater, BD Exhaust brake with Torque Lock. Tons of TLC
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