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SKU:
NLT2S01568
Ships for free in 2–4 business days.
Automatic Transmission Cooler Line Set for 2006–2010 Silverado 2500HD 3500HD 6.6L Duramax
$241.79
In Stock
$241.79
Sale price
$241.79
Regular price
This transmission cooler line set is intended for select 2006–2010 Chevrolet Silverado 2500HD and 3500HD trucks with the 6.6L Duramax diesel. It replaces matching fluid lines between the automatic transmission and cooler circuit.
Estimated delivery between
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Compatible equipment / model
- 2006–2010 Chevrolet Silverado 2500HD — 6.6L Duramax diesel, automatic
- 2006–2010 Chevrolet Silverado 3500HD — 6.6L Duramax diesel, automatic
Product Overview
Corroded steel lines and leaking crimp connections can cause transmission-fluid loss, especially on older heavy-duty trucks. Compare line routing and quick-connect fittings against the original system before installing a replacement set.
Key Features & Performance
- Package: Transmission cooler line set as shown in product images
- Application: 2006–2010 Chevrolet Silverado 2500HD — 6.6L Duramax diesel, automatic
- Important fitment detail: Verify exact Allison transmission version, model year break, cooler fitting sizes and complete line routing
What Is Included
Transmission cooler line set as shown in product images.
Common Reasons for Replacement
- Transmission cooler line rust
- ATF leak near radiator
- damaged or leaking hose crimp
Fitment Notes
Verify exact Allison transmission version, model year break, cooler fitting sizes and complete line routing. Silverado and Sierra applications should not be assumed identical without confirmation.
Frequently Asked Questions
Is this an OEM part? This listing describes a replacement or upgrade component, not a genuine manufacturer-branded part unless explicitly stated otherwise. Brand and part numbers identify the intended application.
How do I confirm fitment? Compare the original component, part number and the configuration notes above. Use the equipment VIN, engine serial number or manufacturer parts diagram when necessary.
Part Summary
keywords: Automatic Transmission Cooler Line Set, 2006–2010 Chevrolet Silverado 2500HD — 6.6L Duramax diesel, automatic, 2006–2010 Chevrolet Silverado 3500HD — 6.6L Duramax diesel, automatic
Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.