Spec Sheet
Materials We Use
The exact tubing and muffler specs behind every hand-built kit — choose value or a forever, rust-proof build.
Aluminized Steel
Tubing · 16 Gauge
1-3/4" O.D.2" O.D.
Tubing · 14 Gauge
2-1/4" O.D.2-1/2" O.D.
Mufflers (Aluminized)
20 Gauge
304 Stainless Steel
Tubing · 304 Stainless, 14 Gauge
1-3/4"2"2-1/4"2-1/2" O.D.
Mufflers · 409 Stainless
18 Gauge
Every kit is hand-built to order in Madison, Ohio using OEM-spec compression bending.