Earl's Aluminum 45 NPT to AN Adapter - 3/8" NPT to -06 AN 10299 When you install a set

When you install a set of BBK Performance long tube exhaust headers on your muscle car or truck the O2 sensors are relocated on the header that is no longer in the factory location and the factory O2 sensor connectors will not reach to connect any longer

Will work with both nylon composite integrated manifold and stand alone aluminum coolant crossover manifolds

1961-1961 Plymouth Suburban

International Tractor

1973-1974 Dodge P300 Van

Earl's Aluminum 45 NPT to AN Adapter - 3/8" NPT to -06 AN 10299 When you install a setEarl's offers the most complete line of adapter fittings in the industry. In addition to the standard range of AN adapters in both aluminum and steel, over the past 30 years Earl's has designed and manufactured a wide selection of special adapter fittings to meet the needs of the racing industry. These specials include metric to AN, inverted flare to AN and power steering fittings. Product Description: Adapter 45 Degree 6 AN Male to 3 8 in NPT Male