Silicone Couplers & Hoses

This Spectre Intake Coupler Reducer is designed to connect a 4 inch outside diameter component or air intake tube with a 3 1/2 inch outside diameter component or intake tube. This intake coupler is 3 inches in length and made from black PVC and comes...

Spectre's EPDM/TPE couplers, elbows and reducers are available to help you connect different air intake tubes together with ease. We offer multiple length and shape couplers and reducers with 3, 3.5, 4 and 4.5 inch inside diameter sizes. These couplers...

Spectre's EPDM/TPE couplers, elbows and reducers are available to help you connect different air intake tubes together with ease. We offer multiple length and shape couplers and reducers with 3, 3.5, 4 and 4.5 inch inside diameter sizes. These couplers...

This Spectre Intake Coupler connects two 3 inch outside diameter components or air intake tubes together. This intake coupler is 2-1/4 inches in length and made from blue PVC and comes complete with 2 stainless steel worm gear hose clamps. Not suitable...

This Spectre Intake Coupler Reducer connects a 3 inch outside diameter component or air intake tube to a 2-1/2 inch outside diameter component or intake tube. This intake coupler is 3 inches in length and made from blue PVC and comes complete with 2...

This Spectre Intake Coupler connects two 3 inch outside diameter components or air intake tubes together. This intake coupler is 2-1/4 inches in length and made from red PVC and comes complete with 2 stainless steel worm gear hose clamps. Not suitable to...

This Spectre Intake Coupler Reducer connects a 3 inch outside diameter component or air intake tube to a 2-1/2 inch outside diameter component or intake tube. This intake coupler is 3 inches in length and made from red PVC and comes complete with 2...

Spectre's 3 inch outside diameter universal vent port and vacuum sensor adapter is manufactured from durable co-polymer ABS resin that can help insulate the intake tract from heat. Universal design includes 3 vacuum/vent fittings and port openings for...

Whether you're replacing a worn OE hose in your truck or need an extra hose for a new modification, use this Sinister Diesel Blue Hose. It will survive high temperatures and exposure to oil, so you don't need to worry about the hose cracking or falling...

Whether you have a replacement or modification project on your hands, use this Sinister Diesel Blue Hose for your diesel truck. The Signature Sinister Blue finish with the Sinister Diesel logo printed in white adds a nice touch to any engine bay,...

Replace stock hoses or add extra hoses for modifications in your diesel truck using this Sinister Diesel Blue Hose. It's been designed to endure high temperatures, so you don't have to worry about the hose giving out too soon. What's more, a Signature...

Our Sinister Diesel Blue Silicone Hose is available for you to use with whatever project or modifications you have in mind. It is constructed from high temperature resistant, 2-ply silicone., Features:3/4" Inner Diameter, 6ft. Length, Heat and oil...

Add a durable and good-looking modification to your truck's engine compartment by using this Sinister Diesel Blue Hose. It's tough, just like anything you'd expect from Sinister Diesel, so you don't have to worry about the hose lasting a long time. Use...

Mishimoto transition coupler, 0.875" to 1.125".Made from 100% silicone and available in black, blue, red, green, purple and white.

Mishimoto 4in. 90 Degree Coupler - Blue