US Motor Works 15703 Engine Spin-On Oil Filter Adapter with 1/2" NPT Ports

The US Motor Works 15703 is a Type K engine spin-on oil filter adapter designed to route external oil lines from the stock engine oil filter location. This adapter makes it straightforward to add an engine oil cooler or a remote oil filter mount without major engine modifications, keeping the installation clean and at the factory filter boss.

Constructed from high-quality die-cast aluminum, the adapter features a polished, billet-style finish that delivers both durability and visual appeal in the engine bay. The 3/4"-16 center thread installs directly at the stock oil filter location, while the 1/2" NPT ports provide convenient connection points for external oil lines.

Key Features:

• Type K spin-on adapter — installs at the stock engine oil filter location
• 3/4"-16 engine thread for direct block mounting
• Dual 1/2" NPT ports for inlet and outlet oil line connections
• Fits oil filter landings from 2-1/2" to 2-3/4" in diameter
• Die-cast aluminum construction for strength and corrosion resistance
• Polished, billet-style finish for a clean under-hood appearance
• Enables addition of an engine oil cooler and/or remote oil filter mount

The US Motor Works 15703 spin-on adapter is an essential component for engine oil system upgrades, offering a reliable full-flow solution for enthusiasts and professional builders looking to improve oil cooling or relocate the oil filter for easier serviceability.