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Save $44.59

Kooks Universal 3 Inch GREEN Catalyst 7.5 Inch Length 400 cell

$401.27 $445.86
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Save $8.58

Kooks 2014-2019 Chevrolet Corvette C7 O2 Sensor Extension Harness

$77.27 $85.85
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Save $12.26

Kooks Universal O2 Sensor Ext Harn

$110.38 $122.64
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Save $3.77

Kooks 18+ Ford Mustang 8in. Front O2 Extension Harness

$33.90 $37.67
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Save $2.45

Kooks 04-08 Cadillac CTSV & All Pontiac G8 12in - 02 Ext Harn Each

$22.08 $24.53
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Save $7.63

Kooks 2016 Chevrolet Camaro SS O2 Extension Kit - 10in Front Left Ext Wire - 8in Rear Left Ext Wire

$68.71 $76.34
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Save $12.19

Kooks 2015+ Dodge Hellcat 02 Sensor Wiring Extensions

$109.68 $121.87
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Save $3.09

Kooks Ball and Socket Bolt Kit (4 M10 x 75 Flange Bolts/ 4 M10 Flange Nuts)

$27.81 $30.90
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Save $7.58

Kooks Dodge Hemi/Modular Stainless Header Bolt Kit Qty 16 - M8-1.25 x 25mm Bolts

$68.22 $75.80
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Save $7.58

Kooks Ford 5.0L 4V Coyote Engine Header Bolt Kit (Fine Thread) QTY. 16 - M10 - 1.25 x 25mm Bolts

$68.21 $75.79
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Save $7.29

Kooks Universal 3 1/2in Short Turnouts SS 6in Long. Fits 3 1/2in Colls

$65.66 $72.95
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Save $7.22

Kooks Universal 3in Short Turnouts SS 6in Long. Fits 3in Coll

$64.94 $72.16