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

$387.00 $464.40
sale
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Circuit Hero K Series Coolant Tube Block Plug 12-15 Honda Civic SI

$25.00
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Hybrid Racing T-Bolt Radiator Hose Clamp Kit (Universal)

$22.99
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Hybrid Racing Radiator Hoses 12-15 Honda Civic SI

$86.99
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K-Tuned Coolant Recirculation Hose 12-15 Honda Civic SI

$39.99
sale
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Skunk2 12-15 Honda Civic Si Radiator Hose Kit

$94.99 $99.74
sale
sale
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Precision Works Swivel Neck Housing Recirculation Fitting Universal AN8 12-15 Honda Civic SI

$10.00 $19.00
sale
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K-TUNED UPPER COOLANT HOUSING: K20Z3/K24

$179.99
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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 UPPER COOLANT HOUSING: K20Z3/K24

$149.99
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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

$109.99
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