Black Silicone Hose, 3 1/4 x 2 1/2 inch ID Straight Reducer

This straight 83mm to 63mm reducer is designed to connect a 3.25" OD pipe to a 2.5" OD tube in your cooling or intake system. Stealth Black silicone rubber hose has 4-ply reinforcement.

HPS 2.25>2.5 (57mm>63mm) ID Black Silicone Offset Reducer Coupler Hose 3 Long

HPS 2-3/4 3 2.75 Black Silicone Offset Straight Reducer Coupler Hose High Temp Reinforced 3 inch Length - HPS Performance

2.36 To 2.75 60mm-70mm Id Racing Silicone Reducer Coupler Radiator Hose Pipe Black / Red / Blue - Engine - AliExpress

1/4 ID x 3/8 OD x 1/16 Wall Black UV Resistant PVC Tubing

Black Silicone Hose, 3 1/4 x 2 1/2 45 deg. Reducing Elbow - Pegasus Auto Racing Supplies

Silicone Reducing Elbow 90 degree 4.25 to 4 ID Short Radius - Gloss Black: Intake Hoses

HPS HTSEC90-212-BLK Silicone High Temperature 4-ply Reinforced 90 degree Elbow Coupler Hose, 55 PSI Maximum Pressure, 3.5 Leg Length on each side, 2-1/8 ID, Black - Yahoo Shopping

JEGS 511286: Silicone Radiator Hose, 8 in. Straight Length Reducer [1 3/4 in. I.D. to 1 1/4 in. I.D.] Black - JEGS

OHOB-COOL 3 to 3.5 Inch Silicone Reducer Coupler Hose,Length 3,ID 3″ to 3.5 (76-89mm),4-Ply Reinforced Turbo/Intercooler/Intake Piping : Everything Else