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PRL Motorsports High Performance 1.3 Bar Radiator Cap 12-15 Honda Civic

$26.99
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MAHLE Original Thermostat Housing Gasket 12-15 Honda Civic SI

$9.57
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Fel-Pro Engine Coolant Thermostat Housing Gasket 12-15 Honda Civic SI

$4.00
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MAHLE Original Thermostat Housing Gasket 12-15 Honda Civic SI

$6.56
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MAHLE Original Water Manifold Sealing Ring 12-14 Honda Civic SI

$5.21
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Fel-Pro 12-15 Honda Civic SI Engine Water Pump Gasket

$4.00
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MAHLE Original Water Pump Gasket 12-15 Honda Civic SI

$7.51
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Koyo 12-15 Honda Civic SI 2.4L (MT) Radiator

$433.80
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Hybrid Racing T-Bolt Radiator Hose Clamp Kit (Universal)

$34.99
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Gates 12-15 Honda Civic SI By Pass Molded Heater Hose

$14.00
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Hybrid Racing Radiator Hoses 12-15 Honda Civic SI

$89.99
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Skunk2 12-15 Honda Civic Si Radiator Hose Kit

$104.26
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K-TUNED UPPER COOLANT HOUSING (STRAIGHT ELBOW) K24 & K20Z3 (W/ FILLER NECK & HOSE FITTING)

from $179.99
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K-TUNED UPPER COOLANT HOUSING K24 & K20Z3

$189.99
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K-TUNED R40 UPPER COOLANT HOUSING (STRAIGHT ELBOW): K24Z-SERIES

from $79.99
sale
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Precision Works K Series Swap Intake Manifold Coolant Adapter Plate K20 Manifold On K24 Head RSX

$54.95 $99.00
sale
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Hybrid Racing Low Temp Thermostat (K20Z3 & K24A2, K24Z7) 12-15 Honda Civic SI

$119.99
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Precision Works K-Series Swivel Neck Thermostat Housing 12-15 Honda Civic SI

$79.00
sale
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Precision Works K-Series Swivel Neck Thermostat Housing V2 Black 12-15 Honda Civic SI

$130.00 $229.00
sale