B-Line Motorsports is one of a few companies that give a limited lifetime warranty on all of our cat-back exhaust kits. We do various test on different diameter and style piping, so that we can give you horsepower across the whole power band, not just at redline. At B-Line Motorsports we don't use off the shelf products, everything from the muffler, flanges, and tips are made car specific and to strict specifications. All of B-Line Motorsports cat-back exhaust kits feature: 100% 304 stainless steel, CNC mandrel bent tubing, thick laser cut mounting flanges, tig welded construction, hand polished, custom mufflers, and dyno proven design.
Nissan 350Z
B-Line’s Y-pipe is constructed of 2 1/2" tubing up to 3" (at the collector) 304 stainless steel tubing. All pipes are mandrel bent to allow for smooth and rapid exhaust flow. All flanges duplicate OEM locations and are a direct fit. B-Line’s b-pipe and muffler are made entirely of 304 stainless steel. The silencer is custom fabricated by B-Line. The baffles are designed for optimum performance and little exhaust drone at off-throttle highway speeds. The dual exhaust tips, like the muffler are polished to a mirror shine. Dyno charts have shown a smooth increase in horsepower and torque starting at the 2,500 RPM level and rising very smoothly up to 15 HP and 14 lb /ft of torque. .
