Introduction
At AU 4×4 Solution, we know reliable cooling is essential for off‑road performance. That’s why we’re proud to offer the WATER BY PASS TUBE PART NO 68211200AC, a genuine Mopar OEM coolant bypass tube built to exact factory specs. The WATER BY PASS TUBE PART NO 68211200AC ensures proper coolant routing in your 3.0 L turbodiesel vehicles—helping prevent overheating and engine damage whether you’re towing, trail‑blazing, or tackling daily drives.
What Is the WATER BY PASS TUBE PART NO 68211200AC?
The WATER BY PASS TUBE PART NO 68211200AC is a direct-fit coolant bypass tube manufactured by Mopar, designed specifically for the modern 3.0 L V6 turbo diesel engine. It connects critical cooling passages to regulate temperature and prevent hotspots. It replaces older part numbers like 68211200AA and 68211200AB, and comes complete with OEM-quality O-rings ensuring a leak-free seal
Constructed from durable materials, this tube withstands the thermal and pressure cycles common in rugged 4×4 use.
Vehicle Fitment & Compatibility
This WATER BY PASS TUBE PART NO 68211200AC fits the following vehicles:
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Jeep Grand Cherokee (2014–2021) 3.0 L V6 Turbo Diesel CRD
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Ram 1500 (2014–2019) 3.0 L V6 Turbo Diesel
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Other FCA models using the 3.0 L EcoDiesel engine
Always verify fitment using your VIN. Compatible with 4×2 and 4×4 trims, including limited and special-edition models
Why Choose the WATER BY PASS TUBE PART NO 68211200AC?
1. Genuine OEM Reliability
Manufactured to strict Mopar standards and factory-tested for durability and performance
2. Precise Fit & Leak-Free
Bolts in without modification. Includes O-rings for reliable sealing—no guesswork.
3. Prevents Overheating & Preserves Engine Health
Bypass tube helps coolant circulate efficiently when thermostat is closed, reducing hot spots in heavy-load conditions.
4. Direct Replacement of Multiple Parts
Replaces older models like 68211200AA and 68211200AB—one tube for several versions
5. Cost-Effective & Warrantied
MSRP ~$123; available at ~$82–$87—backed by Mopar’s factory warranty and AU 4×4 Solution support .
Installation Guide
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Cool down your engine and disconnect the battery.
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Locate the old bypass tube near the thermostat housing on the 3.0 L V6 engine.
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Drain a portion of coolant to prevent spills.
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Unscrew the mounting bolts and remove the old tube.
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Clean the seating surfaces and install new O‑rings (included).
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Mount the new WATER BY PASS TUBE PART NO 68211200AC and tighten bolts to factory torque spec.
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Refill coolant and bleed the system per OEM procedure.
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Inspect for leaks and test-drive to confirm correct coolant circulation and temperature.
This job is moderate difficulty—most home mechanics can handle it with basic hand tools and 1–2 hours.
Key Features
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Genuine Mopar OEM – part no. 68211200AC
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Replaces older pipe models: 68211200AA, 68211200AB
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Premium O-rings included for reliable sealing
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Suitable for 3.0 L EcoDiesel engines in Jeep & Ram
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Durable, heat-resistant construction
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Direct bolt-in fit—no modifications
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Prevents hotspots & engine damage
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Factory warranty through AU 4×4 Solution
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Competitive pricing and fast Australia-wide delivery
Frequently Asked Questions (FAQ)
1. What is the WATER BY PASS TUBE PART NO 68211200AC used for?
It’s a coolant bypass tube that recirculates coolant when the thermostat is closed. This prevents overheating and protects the 3.0 L diesel engine from damage .
2. Will this fit my vehicle?
It fits Jeep Grand Cherokee (2014–2021) 3.0 L diesel and Ram 1500 (2014–2019) 3.0 L diesel. Always check with your VIN to ensure compatibility
3. Can I install it myself?
Yes. It’s a direct replacement requiring basic tools, coolant drain, and about 1–2 hours. Follow torque specs and bleeding steps carefully.
4. What if I don’t replace a faulty bypass tube?
A worn or leaky tube can lead to increased engine temperature, hotspots, degraded gasket life, and potential head gasket failure.
5. How much does it cost?
AU 4×4 Solution offers it around AU $120 including shipping and factory warranty support. Global MSRP is ~$123, with discounts commonly available .
Warranty & Support
This WATER BY PASS TUBE PART NO 68211200AC is covered by Mopar’s factory warranty. At AU 4×4 Solution, we provide expert support, installation tips, and advice to ensure your cooling system stays reliable.
Conclusion
Upgrade your cooling system with confidence. The WATER BY PASS TUBE PART NO 68211200AC is a genuine Mopar OEM part engineered for your 3.0 L EcoDiesel vehicle. It provides precise coolant routing, prevents overheating, and ensures your engine runs smoothly on rugged terrain. At AU 4×4 Solution, we stock this tube, include O‑rings, offer factory warranties, and ship fast across Australia. Choose the WATER BY PASS TUBE PART NO 68211200AC—because reliability starts with OEM precision.
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