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K&N Air Intake Systems for the Renault R21

Renault R21 Performance Air Intake Systems

If you are looking to improve performance, K&N Renault R21 air intakes are easy to install and come with a million mile limited warranty.
  • Designed to increase horsepower and torque
  • K&N Million Mile Limited Warranty®
  • Replaces restrictive factory air intake system
  • Easy to install performance
Buy now from the K&N Store and get a 100% money back guarantee and free shipping on any air intake!

Add horsepower to your Renault R21 with a K&N air intakes.
K&N Air Intake Systems
Vehicle DescriptionPart NumberProduct Image 
1990 Renault R21 2.0L L4 F/I - 175BHP
Automotive
1990 Renault R21 2.0L Air Intake
57-0229-1 57-0229-1 R21 57i Kit Air Intake
List Price: $156.92
Factory Direct Price: $90.99
1989 Renault R21 2.0L L4 F/I - 175BHP
Automotive
1989 Renault R21 2.0L Air Intake
57-0229-1 57-0229-1 R21 57i Kit Air Intake
List Price: $156.92
Factory Direct Price: $90.99
1988 Renault R21 2.0L L4 F/I - 175BHP
Automotive
1988 Renault R21 2.0L Air Intake
57-0229-1 57-0229-1 R21 57i Kit Air Intake
List Price: $156.92
Factory Direct Price: $90.99
1987 Renault R21 2.0L L4 F/I - 175BHP
Automotive
1987 Renault R21 2.0L Air Intake
57-0229-1 57-0229-1 R21 57i Kit Air Intake
List Price: $156.92
Factory Direct Price: $90.99