Experience superior performance with this K&N Air Filter Custom Kit, designed for single- or dual-barrel carburetors. This custom oval air filter, featuring a distinctive red finish and a 51mm neck flange, increases horsepower and acceleration while keeping dirt out. Meticulously engineered with a custom chrome top and base plate, it offers unmatched durability and a refined look that stands out from standard filters.

Key Benefits

• Designed for increased horsepower and improved acceleration
• Custom chrome top and base plates ensure long-lasting durability
• Premium, washable, and reusable filter media for cost savings
• Pre-oiled filters allow for easy, mess-free installation
• Unique red finish and oval shape create a standout appearance
• Vibration-resistant design thanks to the 51mm neck flange
• Optimized performance compared to typical competitor filters

Installation & Maintenance

Enjoy a hassle-free installation process with detailed instructions and DIY video tutorials to guide you. For complete installation guidance, please refer to the Installation Instructions.

Compatibility

This custom air filter kit is designed for select carburetor setups. For example:• 1967 Lotus Elan – 2 and Base models
• 1968-1970 Lotus Elan – S4 variant
• 1971-1973 Lotus Elan – Sprint model

Enhance your vehicle’s performance with a reliable, easy-to-install solution from our Air Filters - Direct Fit collection.