Upgrade your GM LS engine swap with the Earl's GM LS Oil Pressure Gauge Adapter Fittings, engineered for precise fitment and reliable performance. Crafted from durable 2024-T8 aluminum with a black anodized finish, these adapters provide a secure connection for after-market oil pressure gauges while resisting corrosion and wear. Made in the USA, they ensure professional-quality results for any engine build. Designed to screw directly into the M16 x 1.5mm oil passage on the rear of GM LS engine blocks, these adapters accommodate most after-market sending units or mechanical gauge hoses. Options include 1/8" NPT female, -3 AN male, or -4 AN male fittings, allowing flexible installation for a variety of gauge setups. Ideal for performance enthusiasts seeking reliable oil pressure monitoring with easy, direct installation.
𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝘀:
- Direct-fit M16 x 1.5mm adapter for GM LS engine blocks
- Choice of 1/8" NPT female, -3 AN male, or -4 AN male connections
- Black anodized 2024-T8 aluminum for maximum durability
- Easy installation for after-market oil pressure gauges
- Can be used on other M16 x 1.5mm plumbing applications
- Made in the USA for professional-quality construction