The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - old school mufflers/sound on a 03 4.8l lr4?

usmcchevy · 01-18-2012, 02:13 PM

I had a flowmaster 40 series on my 2000 Silverado. It wanst rally too loud, but the drone from 55 to 80mph was horrible. My buddy has an 06? Cadillac that has the Areochambers, sounds GREAT, but drones at 65+. Maybe I'm getting old...26

01-18-2012, 02:13 PM	#4
usmcchevy Has more rust than truck... Join Date: Apr 2005 Location: Ivanhoe, MN Posts: 2,421	Re: old school mufflers/sound on a 03 4.8l lr4? I had a flowmaster 40 series on my 2000 Silverado. It wanst rally too loud, but the drone from 55 to 80mph was horrible. My buddy has an 06? Cadillac that has the Areochambers, sounds GREAT, but drones at 65+. Maybe I'm getting old...26 __________________ 1972 Custom/10 SWB, 4.8/4l80e Build thread LSx Swap FAQ index