K&N Tubing Couplers

Air Intake Coupler, Clamp-on, 4.00 in. Diameter to 4.125 in. Diameter, 2.00 in. Long, Straight, Black, Silicone, Each

Part Number: KNN-08761

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

Tubing Couplers, 4.0 in. Inlet, 3.5 in. Outlet, Straight, Silicone, Black, Each

Part Number: KNN-08050

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

Air Intake Coupler, Clamp-on, 3.00 in. Diameter to 3.50 in. Diameter, 3.00 in. Long, Straight, Black, Silicone, Each

Part Number: KNN-08724

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025