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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
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Description
Fleece Performance 01-19 GM 2500/3500 Allison LCT/GM 4T65-E Internal Wire Harn Connector & SealUpgrade your GM 2500 3500 series vehicle's internal wiring with the Fleece Performance Extension Harness. This harness is specifically designed for 01 19 GM 2500 3500 models equipped with the Allison LCT or GM 4T65 E transmissions. Crafted to ensure reliable connectivity, it features durable internal wire harness connectors and seals that maintain optimal electrical performance and protect against moisture and contaminants. Fleece Performance's
Upgrade your GM 2500/3500 series vehicle's internal wiring with the Fleece Performance Extension Harness. This harness is specifically designed for 01-19 GM 2500/3500 models equipped with the Allison LCT or GM 4T65-E transmissions. Crafted to ensure reliable connectivity, it features durable internal wire harness connectors and seals that maintain optimal electrical performance and protect against moisture and contaminants.Fleece Performance's precision manufacturing guarantees a seamless fit, enhancing your vehicle's engine component reliability. Whether you're a professional mechanic or an enthusiastic hobbyist, this extension harness delivers the quality and resilience necessary for demanding automotive environments. Experience smooth installation paired with the trusted durability that Fleece Performance parts are known for.
Trust in a product built to meet the rigorous demands of performance tuning and engine modifications. This harness not only secures your wiring connections but also supports the overall integrity of your vehicle's electrical system, helping to keep your build running peak and powerful.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
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 15 reviews
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Product Reviews
★★★★★ 5
Perfect
Fast delivery -exactly what Daisy wished for
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Reviewed in the United States on January 11, 2026
★★★★★ 5
Squeak isn’t too Loud or obnoxious. Good quality.
Good quality, dog loves it.
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Reviewed in the United States on July 8, 2025
★★★★★ 3
Quality issues
The first one the squeaker did not work, the second one the seam on the wing had a fault so it didn’t not last more than an hour or two before it was taken away.
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Reviewed in the United States on May 17, 2026
★★★★★ 4
Tall Tails Fan
My Boston Terrier loves tall Tails toys. However, they do not seem to be lasting as long. However, I continue to purchase because she has to have their chipmunk to go to sleep nightly.
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Reviewed in the United States on February 20, 2026
★★★★★ 5
The best dog toys on the market
My dog is relentless when it comes to toys. Unfortunately that means most get destroyed. These toys are incredibly durable you can feel it when you touch them. However if your dog is a shredder I would stick to rubber
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Reviewed in the United States on April 28, 2023