Jeep - Wrangler 1991 - 2011 3.8/4.0L - K&N Intake Kits
1991-1995 Jeep Wrangler L6-4.0L-K&N Air Intake Kit
  - K/N-57-1521
Key Features 57-1521

• Estimated Horsepower Gain: 12.65 HP @ 4800 RPM
• Replacement Filter: RC-4630
• Clamp Style: Regular
Click to View
• Dyno Results
• Install Instructions
• Large Photo
Price: $333.91 Sale Price: $215.37     

1997-2006 Wrangler 4.0L-K&N Intake Kit
  - K/N-57-1514-1
Key Features 57-1514-1
• Estimated Horsepower Gain: 12.12 HP @ 4623 RPM
• High Density Polyehtylene Tubing
• Uses RF-1045 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
Price: $333.91 Sale Price: $215.37     

2007-2010 Wrangler 3.8L-K&N Intake Kit
  - K/N-57-1553
Key Features 57-1553
• Estimated Horsepower Gain: 8.17 HP @ 4807 RPM
• High Density Polyehtylene Tubing
• Uses RF-1048 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
Price: $316.04 Sale Price: $203.85     

2007-2011 Wrangler 3.8L-K&N Intake Kit
  - K/N-77-1553KP
Key Features 77-1553KP
• Estimated Horsepower Gain: 7.92 HP @ 4807 RPM
• Polished Aluminume Tubing
• Uses RU-4730 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
Price: $375.84 Sale Price: $242.42     

2008-2011 Wrangler 3.8L-K&N Intake Kit
  - K/N-63-1553
Key Features 63-1553
• Estimated Horsepower Gain: 8.17 HP @ 4807 RPM
• High Density Polyehtylene Tubing
• Uses RF-1048 6-Layer Oiled Filter
• Not CARB Exempt, Not Street Legal in CA
Click to View
• Dyno Results
• Install Instructions
• Large Photo
Price: $316.04 Sale Price: $203.85     

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