Earls 425AT9919BFJERL LS Turbo Oil Supply Line Adapter Fitting

Earl's new adapter fittings are ideal for installing an after-market oil pressure gauge on GM LS engine swaps. These fittings screws directly into the M16 x 1.5mm oil passage on the rear china wall of the GM LS engine block. Options are available to fit most after-market sending units or mechanical gauge hoses (1/8" NPT female, -3 AN male, or -4 AN male). Black anodized 2024-T8 aluminum construction. Made in the USA.

• M16 x 1.5mm – Fits GM LS Series Engine Blocks
• -4 AN Male Connection for Hose
• Black Anodized Finish
• 2024-T8 Aluminum – More Durable than 6061-T6
• Simple & Easy Adapter Fitting for Installing After-Market Gauges on GM LS Engines
• Can Also Be Used on Other M16 x 1.5mm Plumbing Applications
• Made in the USA