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Couplers-Reducers - PVC
Spectre’s PVC couplers and reducers help you to easily connect air intake components and tubes together. PVC couplers come in a range of sizes from 3 to 4 inch inside diameter and reducers/elbows in various size configurations. Most of these couplers and reducers are offered in red, blue and black so you can match the color of your connections to your vehicle. PVC couplers are not suitable to be installed on pressurized components such as turbocharger or supercharger outlets.
Available Products
3" PVC Couplers & Reducers
Spectre’s 3 inch PVC couplers and reducers help you to easily connect air intake components and tubes together. Our PVC couplers come in red, blue and black so you can match the color of your connections to your vehicle. PVC couplers are not suitable to be installed on pressurized components such as turbocharger or supercharger outlets.

8751
COUPLER/REDUCER; 3" TO 2.5" PVC - BLACK

8752
COUPLER/REDUCER; 3" TO 2.5" PVC - RED

8756
COUPLER/REDUCER; 3" TO 2.5" PVC - BLUE
3.5" PVC Couplers & Reducers
Spectre’s 3-1/2 inch PVC couplers and reducers help you to easily connect air intake components and tubes together. Our PVC 3-1/2 inch couplers and reducers are made from durable black PVC. PVC couplers are not suitable to be installed on pressurized components such as turbocharger or supercharger outlets.

9541
COUPLER/REDUCER; 3.5" TO 3" PVC - BLACK

9551
COUPLER/REDUCER; 3.5" TO 3.25" PVC - BLACK

9571
COUPLER; 3.5" PVC - BLACK
4" PVC Couplers & Reducers
Spectre’s 3 inch PVC couplers and reducers help you to easily connect air intake components and tubes together. Our PVC couplers come in red, blue and black so you can match the color of your connections to your vehicle. PVC couplers are not suitable to be installed on pressurized components such as turbocharger or supercharger outlets.

9741
COUPLER/REDUCER; 4" TO 3.5" PVC - BLACK

9742
COUPLER/REDUCER; 4" TO 3.5" PVC - RED

9746
COUPLER/REDUCER; 4" TO 3.5" PVC - BLUE