2003 Toyota Corolla 1.8L L4 Gas Air Intake
- Guaranteed to increase horsepower
- Designed to improve throttle response and engine sound
- Replaces entire factory air intake system
- Not legal for highway use in states adopting California emission regulations
- Washable and reusable lifetime air filter
- Lasts up to 100,000 miles before service is required (depending on driving conditions)
- Easy to install, usually in 90 minutes or less
- K&N No-Hassle Lifetime Limited Warranty
| Replacement Filter | RU-4550 |
| Air Filter Color | Red |
| Air Filter Material | Cotton Gauze |
| Air Filter Outlet Shape | Round |
| Clamps Included | 1 |
| Clamp Material | Stainless Steel |
| Clamp Style | Regular |
| Couplers Included | None |
| Type | Gen I |
| Product Style | 57i Series International Kits |
| Intake Pipe Color / Finish | Black |
| Intake Pipe Material | Flex Hose |
| Street Legal In All US States | No |
| TUV Approved (Europe) | No |
| Weight | 3.1 lb (1.4 kg) |
| Product Box Height | 9.13 in (232 mm) |
| Product Box Length | 9.13 in (232 mm) |
| Product Box Width | 9.13 in (232 mm) |
| California Restricted | Not legal for sale or use in California |
| Warranty | No-Hassle Lifetime Limited |
Easy Moderate Advanced
Wrench, Extension, Flat Blade Screwdriver, Allen Wrench
60-90 Minutes
Installation PDF
Installation Instruction Sheet Installation Instruction Sheet Horsepower Guarantee
- Guaranteed to increase horsepower
- Designed to improve throttle response and engine sound
- Free-flowing aluminum tube
- Easy to install, usually in 90 minutes or less
- Filter lasts up to 100,000 miles before service is required
- Replaces entire factory air intake system
- Washable and reusable lifetime air filter
- K&N Million Mile Limited Warranty
| Estimated Horsepower Gain | 8.74 HP @ 6250 RPM |
| Replacement Filter | RU-4960 |
| Air Filter Color | Red |
| Air Filter Material | Cotton Gauze |
| Air Filter Outlet Shape | Round |
| Clamps Included | 3 |
| Clamp Material | Stainless Steel |
| Clamp Style | Regular |
| Couplers Included | 2 |
| System Type | Short-Ram Intake System |
| Estimated Torque Gain | 7.3 lbft |
| Product Style | 69 Series Typhoon Kits |
| Intake Pipe Color / Finish | Red |
| Intake Pipe Material | Aluminum |
| CARB EO Number | D-269-30 |
| Street Legal In All US States | Yes |
| TUV Approved (Europe) | No |
| Weight | 5.9 lb (2.7 kg) |
| Product Box Height | 8.5 in (216 mm) |
| Product Box Length | 18.25 in (464 mm) |
| Product Box Width | 14.5 in (368 mm) |
| Mounting Hardware Included | Yes |
| Warranty | No-Hassle Lifetime Limited |
Easy Moderate Advanced
Wrench, Extension, Flat Blade Screwdriver, Allen Wrench
60-90 Minutes
Installation PDF
Installation Instruction Sheet Horsepower Guarantee Dyno Chart - 2003 Toyota Matrix 1.8L - 8.74HP Increase
- Guaranteed to increase horsepower
- Designed to improve throttle response and engine sound
- Low restriction aluminum tube
- Easy to install, usually in 90 minutes or less
- Lasts up to 100,000 miles before service is required (depending on driving conditions)
- Replaces stock air intake system
- Washable and reusable lifetime air filter
- K&N Million Mile Limited Warranty
| Replacement Filter | RU-4960 |
| Air Filter Color | Red |
| Air Filter Material | Cotton Gauze |
| Air Filter Outlet Shape | Round |
| Clamps Included | 3 |
| Clamp Material | Stainless Steel |
| Clamp Style | Regular |
| Couplers Included | 1 |
| System Type | Short-Ram Intake System |
| Product Style | 69 Series Typhoon Kits |
| Intake Pipe Color / Finish | Polished |
| Intake Pipe Material | Aluminum |
| Street Legal In All US States | No |
| TUV Approved (Europe) | No |
| Weight | 5.2 lb (2.4 kg) |
| Product Box Height | 8.5 in (216 mm) |
| Product Box Length | 18.25 in (464 mm) |
| Product Box Width | 14.5 in (368 mm) |
| California Restricted | Not legal for sale or use in California |
| Warranty | No-Hassle Lifetime Limited |
Easy Moderate Advanced
Wrench, Extension, Flat Blade Screwdriver, Allen Wrench
60-90 Minutes
- Guaranteed to increase horsepower
- Designed to improve throttle response and engine sound
- Low restriction aluminum tube
- Easy to install, usually in 90 minutes or less
- Lasts up to 100,000 miles before service is required (depending on driving conditions)
- Replaces stock air intake system
- Washable and reusable lifetime air filter
- K&N Million Mile Limited Warranty
| Replacement Filter | RU-4960 |
| Air Filter Color | Red |
| Air Filter Material | Cotton Gauze |
| Air Filter Outlet Shape | Round |
| Clamps Included | 3 |
| Clamp Material | Stainless Steel |
| Clamp Style | Regular |
| Couplers Included | 1 |
| System Type | Short-Ram Intake System |
| Product Style | 69 Series Typhoon Kits |
| Intake Pipe Color / Finish | Red |
| Intake Pipe Material | Aluminum |
| Street Legal In All US States | No |
| TUV Approved (Europe) | No |
| Weight | 5.2 lb (2.4 kg) |
| Product Box Height | 8.5 in (216 mm) |
| Product Box Length | 18.25 in (464 mm) |
| Product Box Width | 14.5 in (368 mm) |
| California Restricted | Not legal for sale or use in California |
| Warranty | No-Hassle Lifetime Limited |
Easy Moderate Advanced
Wrench, Extension, Flat Blade Screwdriver, Allen Wrench
60-90 Minutes
