K&N Filters 57-3105 Performance Air Intake SystemNew024844387882
K&N Filters 57-3105 Performance Air Intake System Round - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 6.57 HP At 4903 RPM See Full List of Vehicle Appli...
K&N Filters 57-3107 Performance Air Intake SystemNew024844372901
K&N Filters 57-3107 Performance Air Intake System Not Flanged - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 4.7 HP At 5494 RPM See Full List of Vehicle ...
K&N Filters 57-3108 Performance Air Intake SystemNew024844383303
K&N Filters 57-3108 Performance Air Intake System Not Flanged - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 10.87 HP At 5038 RPM See Full List of Vehicl...
K&N Filters 57-3111 Performance Air Intake SystemNew024844387899
K&N Filters 57-3111 Performance Air Intake System Round - Red Air Filter - Black Stainless Steel Clamp - Estimated Horsepower Gain 44.6 HP At 5387 RPM See Full List of Vehicle Applica...
K&N Filters 57-3112 Performance Air Intake SystemNew024844384195
K&N Filters 57-3112 Performance Air Intake System Not Flanged - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 7.01 HP At 5301 RPM See Full List of Vehicle...
K&N Filters 57-3116 Performance Air Intake SystemNew024844392275
K&N Filters 57-3116 Performance Air Intake System Not Flanged - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 9.79 HP At 3660 RPM See Full List of Vehicle...
K&N Filters 57-3503 Filtercharger Injection Performance Kit Incl. Air Filter/Adaptor/Tubing/Hardware - Estimated Horsepower Gain 4.39 At 5416 RPM See Full List of Vehicle Applications...
K&N Filters 57-3509 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 5.52 HP At 7200 RPM See Full List of Vehicle Appli...
K&N Filters 57-3512 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 5.77 HP At 7500 RPM See Full List of Vehicle Appli...
K&N Filters 57-3513 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 4.8 HP At 6200 RPM See Full List of Vehicle Applic...
K&N Filters 57-3514 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 9.56 HP At 6400 RPM See Full List of Vehicle Appli...
K&N Filters 57-3515 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 10.69 HP At 5159 RPM See Full List of Vehicle Appl...
K&N Filters 57-6005 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 5.48 HP At 4847 RPM See Full List of Vehicle Applications &...
K&N Filters 57-6010 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 12.73 HP At 4824 RPM See Full List of Vehicle Applications ...
K&N Filters 57-6011 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 14.46 HP At 5918 RPM See Full List of Vehicle Applications ...
K&N Filters 57-6012 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 11.21 HP At 5073 RPM See Full List of Vehicle Appl...
K&N Filters 57-6013 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 10.65 HP At 5500 RPM See Full List of Vehicle Appl...
K&N Filters 57-6014 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 14.27 HP At 5075 RPM See Full List of Vehicle Appl...
K&N Filters 57-6015 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 7.39 HP At 5001 RPM See Full List of Vehicle Appli...
K&N Filters 57-7000 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 23.8 HP At 5500 RPM See Full List of Vehicle Appli...
K&N Filters 57-9001 Filtercharger Injection Performance Kit Incl. Air Filter w/Chrome Cover/Hardware - Estimated Horsepower Gain 6.07 At 5500 RPM See Full List of Vehicle Applications...
K&N Filters 57-9006 Filtercharger Injection Performance Kit Incl. Air Filter/Adaptor/Tubing/Hardware - Estimated Horsepower Gain 3.33 HP At 4405 RPM See Full List of Vehicle Applicati...
K&N Filters 57-9008 Filtercharger Injection Performance Kit Incl. Air Filter/Adaptor/Hardware - Estimated Horsepower Gain 5.13 At 4700 RPM See Full List of Vehicle Applications »...
K&N Filters 57-9011 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 9.34 At 5978 RPM See Full List of Vehicle Applicat...
K&N Filters 57-9012 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 5.67 HP At 4727 RPM See Full List of Vehicle Appli...
K&N Filters 57-9013 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 6.22 HP At 4848 RPM See Full List of Vehicle Appli...
K&N Filters 57-9014-1 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 14.2 HP At 5027 RPM See Full List of Vehicle App...
K&N Filters 57-9015-1 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 9.45 HP At 4842 RPM See Full List of Vehicle App...
K&N Filters 57-9016-1 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 6.19 HP At 4200 RPM See Full List of Vehicle App...
K&N Filters 57-9018 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 9.45 HP At 5726 RPM See Full List of Vehicle Appli...
K&N Filters 57-9019 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 5.02 HP At 4752 RPM See Full List of Vehicle Appli...
K&N Filters 57-9020 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 13.68 HP At 4842 RPM See Full List of Vehicle Appl...
K&N Filters 57-9021 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 8.49 HP At 4138 RPM See Full List of Vehicle Appli...
K&N Filters 57-9024 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 9.06 HP At 4847 RPM See Full List of Vehicle Appli...
K&N Filters 57-9025 57 Series Fuel Injection Performance KitNew024844361769
K&N Filters 57-9025 57 Series Fuel Injection Performance Kit Incl. Red Air Filter/Heat Shield/lack Tubing/Hardware - Estimated Horsepower Gain 8.91 HP At 4857 RPM See Full List of Veh...
K&N Filters 57-9027 Filtercharger Injection Performance Kit Incl. Air Filter/Heat Shield/Tubing/Hardware - Estimated Horsepower Gain 9.58 HP At 4306 RPM See Full List of Vehicle Appli...
K&N Filters 57-9031 57i Series Induction KitNew024844359162
K&N Filters 57-9031 57i Series Induction Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 5.87 HP At 5080 RPM See Full List of Vehicle Applications »
K&N Filters 57-9034 Performance Air Intake SystemNew024844364937
K&N Filters 57-9034 Performance Air Intake System Not Flanged - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 5.84 HP At 5400 RPM See Full List of Vehicle...
K&N Filters 57-9036 57i Series Induction KitNew024844357939
K&N Filters 57-9036 57i Series Induction Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 5.8 HP At 5508 RPM See Full List of Vehicle Applications »
K&N Filters 57-9039 Performance Air Intake SystemNew024844364357
K&N Filters 57-9039 Performance Air Intake System Not Flanged - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 9.43 HP At 3980 RPM See Full List of Vehicle...
K&N Filters 57-9040 Performance Air Intake SystemNew024844365323
K&N Filters 57-9040 Performance Air Intake System Not Flanged - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 10.65 HP At 5500 RPM See Full List of Vehicl...
K&N Filters 57-9041 Performance Air Intake SystemNew024844383693
K&N Filters 57-9041 Performance Air Intake System Not Flanged - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 2.47 HP At 5536 RPM See Full List of Vehicle...
K&N Filters 57I-1001 Performance Air Intake SystemNew024844111142
K&N Filters 57I-1001 Performance Air Intake System Round - Red Cotton Gauze Air Filter - Natural Steel Clamp - w/o Airbox See Full List of Vehicle Applications »
K&N Filters 57I-2503 57i Series Induction KitNew024844183507
K&N Filters 57I-2503 57i Series Induction Kit Fits w/05-11 Ford Focus II/XR5 2.5L - Incl. Red Air Filter/Tubing/Adaptors/Hardware See Full List of Vehicle Applications »
K&N Filters 57S-2003 Performance Air Intake SystemNew024844384171
K&N Filters 57S-2003 Performance Air Intake System Round - Red Cotton Gauze Air Filter - Estimated Horsepower Gain 9.9 HP At 3200 RPM See Full List of Vehicle Applications »
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K&N Filters 57S-4001 Performance Air Intake SystemNew024844373991
K&N Filters 57S-4001 Performance Air Intake System Round - Red Cotton Gauze Air Filter - Natural Clamp Finish - Estimated Horsepower Gain 16 HP At 1850 RPM See Full List of Vehicle Ap...
K&N Filters 57S-4521 Performance Air Intake SystemNew024844374004
K&N Filters 57S-4521 Performance Air Intake System Round - Red Cotton Gauze Air Filter - Natural Stainless Steel Clamp - Estimated Horse Power Gain 12 HP At 2050 RPM See Full List of ...
K&N Filters 57S-8750 Performance Air Intake SystemNew024844392190
K&N Filters 57S-8750 Performance Air Intake System Round - Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 11 HP At 4200 RPM See Full List of Vehicle Applic...
