Uni-Filter NU-3421 Foam Air Filter for Harley-Davidson FLT/FLHT (1983–1985)

The Uni-Filter NU-3421 is a direct replacement foam air filter designed to fit 1983–1985 Harley-Davidson FLT and FLHT models. Made in the USA, this filter replaces OEM part number 29288-83 and delivers unsurpassed airflow alongside strong dirt stopping to protect your engine and maintain intake efficiency.

• Fitment: 1983–1985 Harley-Davidson FLHT and FLT models
• Construction: high-quality foam for superior dirt stopping
• Performance: unsurpassed airflow for optimal engine performance
• Direct replacement: designed to fit perfectly as the OEM part 29288-83
• Maintenance: includes cleaning instructions; compatible with Uni Filter Air Filter Oil (SKU 41-0174) for enhanced filtration
• Origin: Made in the USA

Whether you ride daily or undertake long-distance touring, this Uni-Filter foam air filter supports reliable filtration and durable performance for Harley-Davidson engines.

Uni Filter foam air filter is a direct replacement filter and is designed to fit perfectly. Filter provides unsurpassed airflow dirt stopping and overall performance.

The Uni-Filter Foam Air Filter NU-3421 is a high-quality replacement designed specifically for Harley Davidson FLT and FLHT models from 1983 to 1985. Crafted in the USA, this filter ensures a perfect fit and delivers exceptional airflow, dirt resistance, and overall performance. Its foam construction provides superior filtration, helping to protect your engine from debris while maintaining optimal engine intake efficiency. Easy to install, this filter is an essential upgrade for Harley Davidson enthusiasts seeking reliable performance and durability.
This foam air filter is a direct replacement for OEM part number 29288-83 and is compatible with various Harley Davidson models from the '80s. Its rugged design and high-quality materials make it suitable for both daily riding and long-distance touring. For optimal maintenance, refer to the included cleaning instructions available online and consider using the official Uni Filter Air Filter Oil, SKU 41-0174, to enhance filtration capabilities and extend the lifespan of your filter. Whether you're performing routine maintenance or upgrading your air intake system, this Uni-Filter product offers a dependable solution that supports your motorcycle's performance goals.
Invest in the Uni-Filter Foam Air Filter NU-3421 to ensure your Harley Davidson runs smoothly with improved airflow and dirt protection, backed by the trusted quality of Uni-Filter and made in the USA.

Features:

• Direct replacement for OEM part number 29288-83

• Designed to fit perfectly on 1983-1985 Harley Davidson FLT and FLHT models

• Unsurpassed airflow for optimal engine performance

• High-quality foam construction for superior dirt stopping

• Made in the USA with durable materials

• Easy-to-install design for quick maintenance

• Includes instructions for proper cleaning and maintenance

• Compatible with Uni Filter Air Filter Oil (SKU 41-0174) for enhanced filtration

Fitment
Harley Davidson FLHT 1983
Harley Davidson FLHT 1984
Harley Davidson FLHT 1985
Harley Davidson FLT 1983
Harley Davidson FLT 1984
Harley Davidson FLT 1985