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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
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Description
Merchant Automotive Transmission Cooler Line Repair Kit 06-10 6.6L GM DuramaxOne of the most plaguing issues of owning an Allison equipped Duramax truck are the leaky transmission cooler lines. This kit from Merchant Automotive will eliminate your woes once and for good. A permanent solution to a growing problem. As these trucks are getting a few years older, the transmission cooler lines can start to develop leaks. This is more common in cold weather as the rubber hose on the line shrinks and allows leaks around the factory
One of the most plaguing issues of owning an Allison equipped Duramax truck are the leaky transmission cooler lines. This kit from Merchant Automotive will eliminate your woes once and for good.A permanent solution to a growing problem. As these trucks are getting a few years older, the transmission cooler lines can start to develop leaks. This is more common in cold weather as the rubber hose on the line shrinks and allows leaks around the factory crimp.
Install the Merchant Automotive repair kit for a no hassle repair you won't have to worry about again. Constructed of D.O.T. approved hose and able to withstand pressures of nearly 2000 PSI. Cut the factory line 1/2" from the factory crimp and install these lines. Properly sized and ready to install.
Add the Mini Tube Cutter, 1/8"-5/8, in the kit to insure proper cutting of your transmission lines for a clean installation.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 17 reviews
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Product Reviews
★★★★★ 5
Beautiful
Color: Champagne, Size: 7 Years
I bought it to my son to play piano, and I really loved it, beautiful, good quality. 👏🏻
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 1, 2026
★★★★★ 5
Nice suit
Size: XX-Large, Color: Royal
Beautiful suit nice fit
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Reviewed in the United States on March 13, 2026
★★★★★ 5
PERFECT SUIT
Size: Large, Color: Royal, Size: Large, Color: Royal
Fit PERFECT, no alterations were needed, true in color, very good quality material, stitching was perfect as well. Great deal.
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Reviewed in the United States on January 23, 2026
★★★★★ 5
Love it
Size: Large, Color: Green
Love this suit and the fit is true to size.
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Reviewed in the United States on December 23, 2025
★★★★★ 5
2 piece Velvet Suit Black
Size: Large, Color: Black, Size: Large, Color: Black
Beautiful suit, my son is 5'7, 175lb
I ordered a large perfect fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 20, 2026
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