Perfect Compatibility: Aluminum coolant reservoir tank is compatible with 2018, 2019, 2020, 2021, 2023, 2024, 2025 Jeep Wrangler JL/JLU and 2020, 2021, 2022, 2023, 2024, 2025 Gladiator JT 2.0L and 3.6L models. Replace number: 68364312AC, 68364312AA, 68364312AB, 68388115AB Sealing and Leak-Proof Design: 68364312AC is compatible with the original vehicle mounting positions and the original cover. The coolant expansion tank is fully TIG welded and equipped with an O-ring seal to ensure the integrity of the cooling system. It also features a reserved pressure relief hole to prevent high pressure Maintaining Cooling System Stability: When coolant pressure exceeds the threshold,68364312ac coolant expansion tank can quickly release excess pressure to the outside, effectively preventing radiator or hose rupture and avoiding system failure Easy Replacement: Aluminum coolant reservoir tank uses original vehicle mounting hole positions for installation, requiring no cutting or modification, and fits perfectly with original vehicle parts Eliminate Coolant Leak Risks: The aluminium alloy coolant reservoir tank replaces the plastic bottle, offering higher pressure resistance and leak-proof capabilities, preventing coolant leaks and engine damage due to plastic bottle rupture

68364312AC Aluminum Alloy Front Engine coolant reservoir tank – Compatible with 2018+ Jeep Wrangler JL/JLU & 2020+ Jeep Gladiator JT 2.0L & 3.6L

This 68364312AC coolant expansion tank is an ideal replacement for the factory plastic coolant reservoir compatible for 2018+ Jeep Wrangler JL/JLU and 2020+ Jeep Gladiator JT 2.0L & 3.6L models.Compared to plastic tanks, this high-performance aluminum overflow tank offers greater pressure resistance, corrosion resistance and leakage avoidance, maintaining engine cooling efficiency even under extreme conditions.

Exceptional Durability and Lightweight Design：Made from high performance aluminum alloy, this coolant reservoir tank offers excellent heat resistance and corrosion resistance, ensuring stable performance even in extreme summer heat or winter cold. Compared with traditional plastic fuel tanks, the aluminum structure effectively avoids cracking and leakage caused by plastic aging, while the lightweight design helps reduce vehicle weight and improve fuel efficiency.

Perfect Compatibility, No Modifications Required：This coolant overflow tank is fully compatible with 2018+ Jeep Wrangler JL/JLU and 2020+ Jeep Gladiator JT 2.0L & 3.6L models.Replace number:68364312AC, 68364312AA, 68364312AB, 68388115AB

Product Specifications:

Product Name: coolant reservoir tank

Compatible with: 2018+ Jeep Wrangler JL/JLU, 2020+ Jeep Gladiator JT 2.0L & 3.6L

Material: High-strength aluminum alloy (heat-resistant, corrosion-resistant, and wear-resistant)

Installation: Direct factory replacement – no cutting or modifications required