Spectre Coupler/Reducer 4in. to 3.5in. (PVC) - Black

Name: Spectre Coupler/Reducer 4in. to 3.5in. (PVC) - Black
Brand: Spectre
SKU: SPE9741
Price: 18.99 USD
Availability: InStock

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Spectre

Spectre Coupler/Reducer 4in. to 3.5in. (PVC) - Black

SKU: SPE9741

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This Spectre Intake Coupler Reducer is designed to connect a ...Read More

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$18.99

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Car Wheel Size Chart

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

225 = Tire width in mm
45 = Aspect ratio (height as % of width)
R17 = Rim diameter in inches

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Product Details

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Sizing & Fit

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 complete with 2 stainless steel worm gear hose clamps. Not suitable to be installed on pressurized components such as turbocharger or supercharger outlets.