Heavy-duty

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57-3101 K&N Performance Air Intake System
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57-3101 K&N Performance Air Intake System

Original price was: $399.99.Current price is: $99.99.
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63-1584 K&N Performance Air Intake System
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63-1584 K&N Performance Air Intake System

Original price was: $301.00.Current price is: $98.99.
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63-2613 K&N Performance Air Intake System
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63-2613 K&N Performance Air Intake System

Original price was: $399.99.Current price is: $96.99.
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63-2614 K&N Performance Air Intake System
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63-2614 K&N Performance Air Intake System

Original price was: $349.99.Current price is: $95.99.
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63-3119 K&N Performance Air Intake System
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63-3119 K&N Performance Air Intake System

Original price was: $399.99.Current price is: $97.99.
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77-2593KC K&N Performance Air Intake System
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77-2593KC K&N Performance Air Intake System

Original price was: $399.99.Current price is: $98.99.
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77-3103KC K&N Performance Air Intake System
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Cold Air Intakes

77-3103KC K&N Performance Air Intake System

Original price was: $399.99.Current price is: $96.99.
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Cold Air Intake - High-flow, Roto-mold Tube - CHEVROLET/GMC 2500/3500 HD; 6.6L- V
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Cold Air Intakes

Cold Air Intake – High-flow, Roto-mold Tube – CHEVROLET/GMC 2500/3500 HD; 6.6L- V

Original price was: $319.00.Current price is: $97.99.
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Cold Air Intake - High-flow, Roto-mold Tube - DODGE RAM, 2500/3500 V8-6.7L
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Cold Air Intakes

Cold Air Intake – High-flow, Roto-mold Tube – DODGE RAM, 2500/3500 V8-6.7L

Original price was: $367.99.Current price is: $96.99.
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Cold Air Intake - High-flow, Roto-mold Tube - GM SILVERADO/SIERRA 2500HD/3500 ; V8-6.6L DSL
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Cold Air Intakes

Cold Air Intake – High-flow, Roto-mold Tube – GM SILVERADO/SIERRA 2500HD/3500 ; V8-6.6L DSL

Original price was: $367.99.Current price is: $96.99.
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K&N Cold Air Intake - Dryflow, Aluminum Tube - FORD F SUPER DUTY V8-6.7L DSL
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Cold Air Intakes

K&N Cold Air Intake – Dryflow, Aluminum Tube – FORD F SUPER DUTY V8-6.7L DSL

Original price was: $334.00.Current price is: $96.99.
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K&N Cold Air Intake - High-flow, Aluminum Tube - CHEVY SIL 2500/3500 HD V8-6.6L
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Cold Air Intakes

K&N Cold Air Intake – High-flow, Aluminum Tube – CHEVY SIL 2500/3500 HD V8-6.6L

Original price was: $354.00.Current price is: $97.99.