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...
K&N Filters 57S-9500 57i Series Induction KitNew024844245304
K&N Filters 57S-9500 57i Series Induction Kit Performance - Incl. Air Filter/Injection Molded Air Box/Tubing/Adaptor See Full List of Vehicle Applications »
K&N Filters 57S-9501 57i Series Induction KitNew024844257178
K&N Filters 57S-9501 57i Series Induction Kit Performance - Incl. Air Filter/Injection Molded Air Box/Tubing/Intake Hose See Full List of Vehicle Applications »
K&N Filters 57S-9502 57i Series Induction KitNew024844396372
K&N Filters 57S-9502 57i Series Induction Kit Not Flanged - Red Cotton Gauze Air Filter - Estimated Horsepower Gain 10.1 HP At 5600 RPM - w/Lid See Full List of Vehicle Applications &...
K&N Filters 57S-9507 Performance Air Intake SystemNew024844384690
K&N Filters 57S-9507 Performance Air Intake System Not Flanged - Red Cotton Gauze Air Filter - Natural Stainless Steel Clamp - Estimated Horse Power Gain 9.4 HP At 2700 RPM See Full L...
K&N Filters 57S-9508 Performance Air Intake SystemNew024844392589
K&N Filters 57S-9508 Performance Air Intake System Red Air Filter - Natural Stainless Steel Clamp - Estimated Horsepower Gain 7.3 HP At 1900 RPM See Full List of Vehicle Applications ...
K&N Filters 63-1007-1 63 Series Aircharger KitNew024844034304
K&N Filters 63-1007-1 63 Series Aircharger Kit Incl. Air Filter/Housing - Estimated Horsepower Gain 6.72 HP At 4107 RPM See Full List of Vehicle Applications »
K&N Filters 63-1014 63 Series Aircharger KitNew024844034519
K&N Filters 63-1014 63 Series Aircharger Kit Incl. Air Filter/Adaptor/Tubing/Hardware - Estimated Horsepower Gain 9.45 At 3787 RPM See Full List of Vehicle Applications »
K&N Filters 63-1050 63 Series Aircharger KitNew024844097989
K&N Filters 63-1050 63 Series Aircharger Kit Incl. Air Filter/Custom Molded Intake - Estimated Horsepower Gain 11.35 HP At 4700 RPM See Full List of Vehicle Applications »
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K&N Filters 63-1058 63 Series Aircharger KitNew024844101105
K&N Filters 63-1058 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 13.68 HP At 4842 RPM See Full List of Vehicle Applications »
K&N Filters 63-1094 63 Series Aircharger KitNew024844105738
K&N Filters 63-1094 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 17.54 HP At 5053 RPM See Full List of Vehicle Applications »
K&N Filters 63-1108 63 Series Aircharger KitNew024844111401
K&N Filters 63-1108 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 13.46 HP At 5129 RPM See Full List of Vehicle Applications »
K&N Filters 63-1114 63 Series Aircharger KitNew024844108852
K&N Filters 63-1114 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 11.77 HP At 4513 RPM See Full List of Vehicle Applications »
K&N Filters 63-1116 63 Series Aircharger KitNew024844363145
K&N Filters 63-1116 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 13.43 HP At 6000 RPM See Full List of Vehicle Applications »
K&N Filters 63-1122 63 Series Aircharger KitNew024844244185
K&N Filters 63-1122 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 12.9 HP At The Rear Wheel - 10.2 HP on Soft Tail Models - For Off Road Use O...
K&N Filters 63-1122P 63 Series Aircharger KitNew024844244567
K&N Filters 63-1122P 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Aluminum Tubing - Estimated Horsepower Gain 12.9 HP At The Rear Wheel - 10.2 HP on Soft Tail Models - For Off ...
K&N Filters 63-1132 63 Series Aircharger KitNew024844364241
K&N Filters 63-1132 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 13.53 HP At 6300 RPM See Full List of Vehicle Applications »
K&N Filters 63-1529 63 Series Aircharger KitNew024844111777
K&N Filters 63-1529 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 8.63 HP At 4688 RPM See Full List of Vehicle Applications »
K&N Filters 63-1549 63 Series Aircharger KitNew024844179272
K&N Filters 63-1549 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 15.30 HP At 5046 RPM See Full List of Vehicle Applications »
K&N Filters 63-1551 63 Series Aircharger KitNew024844182135
K&N Filters 63-1551 63 Series Aircharger Kit Incl. Air Filter/Heat Shield/Tubing - Estimated Horsepower Gain 12.13 HP At 5086 RPM See Full List of Vehicle Applications »
