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Black Widow Spacer 4150 Series, 1.75 Tall x 2.00" BORE ;
Description 708036
1.75" Bore x 2" Tall
Black Widow Spacer (4150 Series)
CNC Machined from 6061-T6 aluminum
Finished in Black Hard Coat Anodizing
Machined Center to Evenly Distribute Air & Fuel
Increases air speed, signal, and overall mid/high end performance
Dyno tested HP increase of 10 HP
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