803701UX | Mack Coolant Tank Bracket (Used) | OEM# 20995978 | PAI Cummins ISX By connecting the orange wire

By connecting the orange wire from the power harness to the factory headlight switch

Every White MaxTow diesel boost gauge features extended wire harnesses for both power (5') and boost pressure sensor (9') connections

Cross Reference:

003 inches ensures a perfect fit

✅ Plastic Tank + Aluminum Core – Lightweight and corrosion-resistant✅ Built-In Oil Cooler – Enhanced heat control for engine or trans oil✅ Reinforced Headers – Prevent tank separation and cracking✅ No Frame Required – Streamlined OE-style replacement✅ 1-Year Unlimited Mileage Warranty

803701UX | Mack Coolant Tank Bracket (Used) | OEM# 20995978 | PAI Cummins ISX By connecting the orange wireUsed Coolant Tank Bracket Mack Volvo Multiple Use Application