Universal S/C Standard has a hi-temp Black Coated Steel body with a corrosion resistant Stainless Steel core. S/C Standards are commonly used for motorcycle and automotive applications. These utilize our patented Tunable Disc Technology which when used with a Closed End Cap serve as an integrated U.S. Forest Service Approved Spark Arrestor.

4” Disc S/C Standard has a 3.5” body diameter which tapers out to a 4” opening. They are available in a 17" or a 16" overall length. The 17" length is available with an ID (inlet diameter) of 1.75" (44.5mm), 2" (50.8mm) or 2.25" (57.2mm). The 16" length is available with an ID of 2.5" (63.5mm).

Center pull clamp is sold separately.

Twelve, 4” discs, a Closed End Cap and all necessary mounting hardware is included with all 4” Disc S/C Standards.

5” Disc S/C Standard has a 4.5” body diameter which tapers out to a 5” opening. They are available in a “shorty” 14” length or an 18.50” length. The “shorty” 14” length is available in a 3.50”(88.9mm) ID. The 18” length is available with an ID of 2.50”(63.5mm), 3.00”(76.2mm) or 3.50”(88.9mm). Center pull clamp is sold separately.

Twelve, 5” discs, a Closed End Cap and all necessary mounting hardware is included with all 5” Disc S/C Standards.

Add 4", or 5" discs to increase horsepower, exhaust tone and flow.

Subtract 4", or 5" discs to reduce sound and increase low-end torque.