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K&N Cold Air Intake - Generation II 2004 Ford F-150 Heritage

"K&N 57 SERIES GENERATION II FIPK COLD AIR INTAKE SYSTEM -- Provides Additional Power Up To 13.12 hp At 4562 RPM, 96%-99% Filtration Efficiency Rate, It Significantly Reduces Intake Restriction As It Smoothens And Straightens Air Flow, This Allows The Vehicle's Engine To Inhale A Large Volume Of Air Than OEM Air Filter Assembly For More Usable Power And Acceleration Throughout The RPM Range, C.A.R.B. Certified, Street Legal In All 50 US States, Comes With A Washable And Reusable Filter, Heat Shield Included, Easy Installation, With K&N's Limited Million Mile Warranty"

Fits: "California Air Resources Board Exempt: Yes, 57 Series - High Density Polyethylene Tube, with Heat Shield". Series: Generation Ii

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K&N Cold Air Intake - Generation II 1997-2003 Ford F-150

"K&N 57 SERIES GENERATION II FIPK COLD AIR INTAKE SYSTEM -- Provides Additional Power Up To 13.12 hp At 4562 RPM, 96%-99% Filtration Efficiency Rate, It Significantly Reduces Intake Restriction As It Smoothens And Straightens Air Flow, This Allows The Vehicle's Engine To Inhale A Large Volume Of Air Than OEM Air Filter Assembly For More Usable Power And Acceleration Throughout The RPM Range, C.A.R.B. Certified, Street Legal In All 50 US States, Comes With A Washable And Reusable Filter, Heat Shield Included, Easy Installation, With K&N's Limited Million Mile Warranty"

Fits: "California Air Resources Board Exempt: Yes, 57 Series - High Density Polyethylene Tube, with Heat Shield". Series: Generation Ii

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K&N Cold Air Intake - 77 Series High Flow - Polished Aluminum 2008 Ford F-150

"K&N 77 SERIES HIGH FLOW PERFORMANCE AIR INTAKE KIT, POLISHED -- Provides Additional Power Up To 9.53 hp At 3725 RPM, 96%-99% Filtration Efficiency Rate, This Intake Kit Is Built For Performance And Show, It Has A Free Flowing Mandrel-Bent Aluminum Tube Induction System, Replaces The Vehicle's Restrictive Factory Air Filter And Air Intake Housing, Significantly Reduces Intake Restriction Allowing More Airflow To The Engine For Greater Usable Power And Acceleration Throughout The RPM Range, C.A.R.B. Certified, Street Legal In Most States But Not Legal In California, Comes With A Washable And Reusable Filter, Heat Shield Included, Easy Installation, With K&N's Limited Million Mile Warranty"

Fits: California Air Resources Board Exempt: No; 77 Series - Metal Intake Kit For Truck or SUV; Polished. Finish: Polished Material: Aluminum Series: 77 Series High Flow

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K&N Cold Air Intake - 77 Series High Flow - Polished Aluminum 2004-2007 Ford F-150

"K&N 77 SERIES HIGH FLOW PERFORMANCE AIR INTAKE KIT, POLISHED -- Provides Additional Power Up To 9.53 hp At 3725 RPM, 96%-99% Filtration Efficiency Rate, This Intake Kit Is Built For Performance And Show, It Has A Free Flowing Mandrel-Bent Aluminum Tube Induction System, Replaces The Vehicle's Restrictive Factory Air Filter And Air Intake Housing, Significantly Reduces Intake Restriction Allowing More Airflow To The Engine For Greater Usable Power And Acceleration Throughout The RPM Range, C.A.R.B. Certified, Street Legal In Most States But Not Legal In California, Comes With A Washable And Reusable Filter, Heat Shield Included, Easy Installation, With K&N's Limited Million Mile Warranty"

Fits: California Air Resources Board Exempt: Yes, 77 Series - Metal Intake Kit For Truck or SUV, Polished. Finish: Polished Material: Aluminum Series: 77 Series High Flow

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K&N Cold Air Intake - 77 Series High Flow - Polished Aluminum 2004 Ford F-150 Heritage

"K&N 77 SERIES HIGH FLOW PERFORMANCE AIR INTAKE KIT, POLISHED -- Provides Additional Power Up To 9.38 hp At 4093 RPM, 96%-99% Filtration Efficiency Rate, This Intake Kit Is Built For Performance And Show, It Has A Free Flowing Mandrel-Bent Aluminum Tube Induction System, Replaces The Vehicle's Restrictive Factory Air Filter And Air Intake Housing, Significantly Reduces Intake Restriction Allowing More Airflow To The Engine For Greater Usable Power And Acceleration Throughout The RPM Range, C.A.R.B. Certified, Street Legal In Most States But Not Legal In California, Comes With A Washable And Reusable Filter, Heat Shield Included, Easy Installation, With K&N's Limited Million Mile Warranty"

Fits: California Air Resources Board Exempt: Yes, 77 Series - Metal Intake Kit For Truck or SUV, Polished. Finish: Polished Material: Aluminum Series: 77 Series High Flow

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K&N Cold Air Intake - 77 Series High Flow - Polished Aluminum 1997-2003 Ford F-150

"K&N 77 SERIES HIGH FLOW PERFORMANCE AIR INTAKE KIT, POLISHED -- Provides Additional Power Up To 9.38 hp At 4093 RPM, 96%-99% Filtration Efficiency Rate, This Intake Kit Is Built For Performance And Show, It Has A Free Flowing Mandrel-Bent Aluminum Tube Induction System, Replaces The Vehicle's Restrictive Factory Air Filter And Air Intake Housing, Significantly Reduces Intake Restriction Allowing More Airflow To The Engine For Greater Usable Power And Acceleration Throughout The RPM Range, C.A.R.B. Certified, Street Legal In Most States But Not Legal In California, Comes With A Washable And Reusable Filter, Heat Shield Included, Easy Installation, With K&N's Limited Million Mile Warranty"

Fits: California Air Resources Board Exempt: Yes, 77 Series - Metal Intake Kit For Truck or SUV, Polished. Finish: Polished Material: Aluminum Series: 77 Series High Flow

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K&N Cold Air Intake 2008 Ford F-150

"K&N 63 SERIES AIRCHARGER COLD AIR INTAKE KIT -- Provides Additional Power Up To 15.47 hp At 3829 RPM, 96%-99% Filtration Efficiency Rate, This Aircharger Kit Represents A Significant Improvement Over A K&N OE Replacement Filter Alone, It Features A Non-Metallic Rotationally Molded Tubes That Can Reduce Intake Air Temperature And Decrease Intake Sound Over A Metal Tube, Street Legal In Most States But Not Legal In California, Comes With A Washable And Reusable Filter That Lasts Longer, Heat Shield Included, With K&N's Limited Million Mile Warranty"

Fits: "California Air Resources Board Exempt: No, 63 Series - Off-Road Use Only".

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K&N Cold Air Intake - Generation II 2004-2007 Ford F-150

"K&N 57 SERIES GENERATION II FIPK COLD AIR INTAKE SYSTEM -- Provides Additional Power Up To 15.47 hp At 3829 RPM, 96%-99% Filtration Efficiency Rate, It Significantly Reduces Intake Restriction As It Smoothens And Straightens Air Flow, This Allows The Vehicle's Engine To Inhale A Large Volume Of Air Than OEM Air Filter Assembly For More Usable Power And Acceleration Throughout The RPM Range, C.A.R.B. Certified, Street Legal In All 50 US States, Comes With A Washable And Reusable Filter, Heat Shield Included, Easy Installation, With K&N's Limited Million Mile Warranty"

Fits: "California Air Resources Board Exempt: Yes, 57 Series - High Density Polyethylene Tube, with Heat Shield". Series: Generation Ii