Coolant Filtration Sinister Diesel System for 2011-2015 GM Duramax 6.6L LML
Product details
| Management number | 212925785 | Release Date | 2026/04/12 | List Price | $104.00 | Model Number | 212925785 | ||
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Innovative engineering, extensive field testing. Exceptional quality control. Provides longer brake life and performance. Easy Installation, Direct Fit, Perfect Replacement. Offering the quality, reliability, and durability
- Compatibility Notice – Not compatible with trucks equipped with dual alternators; engineered for single-alternator setups only.
- Continuous Bypass Filtration – Diverts and filters small volumes of coolant while the engine runs, capturing casting sand, metal shavings, rust, and deposits to protect your water pump, EGR cooler, and oil cooler.
- CNC-Machined Anodized 6061 Aluminum Block – Durable billet construction with two threaded inlet ports and one outlet port, mounting directly to existing factory holes—no drilling required.
- Pre-Assembled Silicone Hoses & Leak-Proof Fittings – High-strength silicone hoses and fittings are factory tested at twice radiator cap pressure for secure, leak-free connections.
- Structured Maintenance Schedule – Replace the first filter at 500 miles, the second and third at 3,000 miles each, then switch to annual filter changes to keep your cooling system running at peak efficiency.
| Brand | Sinister Diesel |
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| Item Weight | 4.5 pounds |
| Manufacturer | Sinister Diesel |
| Item model number | SD-COOLFIL-6.6-11-W |
| Product Dimensions | 10 x 6 x 6 inches |
| Manufacturer Part Number | SD-COOLFIL-6.6-11-W |
| Is Discontinued By Manufacturer | No |
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Coolant
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