Part #VS-2-RAD-BM

2 Inch– Big Shorty Rad:

New Design: Threaded Stack with hidden hardware.

A WIDE MOUTH STACK WITH A 4 INCH OUTSIDE DIAMETER:

This is a billet aluminum velocity stack with internal breathers. These fit big twins and Sportsters. This is a complete kit with all stainless hardware and screen. The outside diameter of the stack is 4 inches and the length is 2 inches. These are CNC machined (no castings). These are available for CV, SS, and Mikuni carb’s.

MADE IN THE USA.

Price: $ 239.00 - Polished

Part #VS-3-RAD-BM

3 Inch– Big Mouth Rad:

New Design: Threaded Stack with hidden hardware.

A WIDE MOUTH STACK WITH A 4 INCH OUTSIDE DIAMETER:

This is a billet aluminum velocity stack with internal breathers. These fit big twins and Sportsters. This is a complete kit with all stainless hardware and screen. The outside diameter of the stack is 4 inches and the length is 3 inches. These are CNC machined (no castings). These are available for CV, SS, and Mikuni carb’s.

MADE IN THE USA.

Price: $ 239.00 - Polished

Part #VS-3-LIP-BM

3 Inch- Big Mouth Lip:

New Design: Threaded Stack with hidden hardware.

A WIDE MOUTH STACK WITH A 4 INCH OUTSIDE DIAMETER:

This is a billet aluminum velocity stack with internal breathers. These fit big twins and Sportsters. This is a complete kit with all stainless hardware and screen. The outside diameter of the stack is 4 inches and the length is 3 inches. These are CNC machined (no castings). These are available for CV, SS, and Mikuni carb’s.

MADE IN THE USA.

Price: $ 239.00 - Polished

Part #VS-4-RAD-BM

4 Inch - Big Mouth Rad:

New Design: Threaded Stack with hidden hardware.

A WIDE MOUTH STACK WITH A 4 INCH OUTSIDE DIAMETER:

This is a billet aluminum velocity stack with internal breathers. These fit big twins and Sportsters. This is a complete kit with all stainless hardware and screen. The outside diameter of the stack is 4 inches and the length is 4 inches. These are CNC machined (no castings). These are available for CV, SS, and Mikuni carb’s.

MADE IN THE USA.

Price: $ 239.00 - Polished