Ram Cummins 6.7L - Aluminum Coolant Y-Pipe (2013-2019)
Type: Coolant Y-Pipe

Stop leaks before they start—upgrade your Cummins with a billet aluminum Y-Pipe built to last.
Prevent coolant leaks before they happen with this Aluminum Coolant Y-Pipe for dual-radiator 2013–2019 Ram 6.7L Cummins trucks. The stock plastic Y-pipe is a common failure point, turning brittle over time and cracking under pressure—leading to coolant loss, overheating, and potential engine damage. This billet aluminum replacement eliminates that risk, offering smooth coolant flow and long-term strength under extreme conditions.
Vehicle Fitment
- ✅ 2013–2019 Ram 2500 6.7L Cummins (dual radiators)
- ✅ 2013–2019 Ram 3500 6.7L Cummins (dual radiators)
- ✅ 2013–2019 Ram 4500 6.7L Cummins (dual radiators)
- ✅ 2013–2019 Ram 5500 6.7L Cummins (dual radiators)
Specifications
Feature | Details |
---|---|
Product Type | Aluminum Coolant Y-Pipe |
Material | Billet aluminum |
Finish | Machined, corrosion-resistant |
Clamps | Heavy-duty T-bolt clamps (reusable) |
Installation | Direct-fit, no modifications required |
Application | Cooling system upgrade for dual-radiator Cummins |
What’s Included
- Billet aluminum coolant Y-pipe
- Heavy-duty T-bolt clamps
- Mounting hardware
- Install instructions
Key Features
- Billet Aluminum Construction – Stronger than OEM plastic, won’t crack or warp
- Smooth Internal Flow – Improves coolant circulation for stable engine temps
- Heavy-Duty T-Bolt Clamps – Reusable clamps ensure secure, leak-free seal
- Direct Fit Upgrade – Installs in place of OEM Y-pipe with no modifications
Benefits
- Eliminates a known weak point in Cummins cooling systems
- Prevents catastrophic coolant loss and overheating
- Improves cooling efficiency under heavy loads
- Long-lasting durability for towing, hauling, or tuned setups
- Peace of mind for daily use and performance builds
Important Notes:
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Important Notices
- Off‑Road Use Only
Products sold by JS Speed are intended for off‑road use and may be illegal on public roads where emissions or pollution‑control laws apply. - Check Local Laws
Before purchasing or installing, verify all applicable local, state/provincial, and federal regulations to ensure the modification is legal in your area. - Professional Installation Recommended
These parts should be installed by qualified professional mechanics. Improper installation can cause performance issues or vehicle damage. Unless a product page explicitly states otherwise, installation instructions are not included. Components are designed for users with solid mechanical knowledge, and minor adjustments or modifications may be required for proper fitment. Returns or refunds cannot be accepted due to difficulty completing an installation or the absence of instructions. - Warranty Impact
Use of these parts may void your vehicle’s factory warranty. Confirm with your vehicle manufacturer before purchase and installation. - Limitation of Liability
JS Speed is not responsible for damage, failures, or issues arising from the use or installation of these products. - Product Images
Images are for illustration only and may differ from the actual product due to manufacturer updates or improvements. - No Performance Guarantees
While these products are designed to enhance performance, JS Speed does not guarantee specific performance results.



