S&B GMC SIERRA/SILVERADO 5.3L& 6.2L 19-21 DR
- Lowers air intake temperature for improved performance
- PROTECT YOUR ENGINE This kit comes with a massive, highly-efficient air filter which results in better performance and protects your engine. Available in either 8-layer Cotton Cleanable or Dry Extendable media.
- Protection from Dirt: Custom air box keeps loose dirt and turbulent underhood air out of your intake
- Increae Mileage: Helps balance air/fuel ratios to improve gas mileage
- Extremely Easy Installation: Easy-to-use installation instructions and illustrations