The Exhaust Builders Kit is the perfect solution for anyone who wants to make his exit. Very complete set!

Several pieces of pipe:
4x 350mm straight sections
2x 90mm radius U bends with straights
2x 134mm radius curves straights

Various flanges (for the cylinder):
2x HD Evo flanges
2x HD Shovelhead flanges
2x HD Panhead flanges
2x HD Ironhead flanges
2x Standard flanges for Custom Project

2x Fishtail tips

Specifications
Diameter: 44.5mm