Fleece L5P Fuel Injector Connector Pigtail

PART# FPE-HAR-L5P-INJ-PT | SKU FPE-HAR-L5P-INJ-PT
★★★★★ ★★★★★ 5.0 (2 Reviews)

Vehicle Fitment For:
2011-2016 GM 6.6L Duramax LML | 2017-2024 GM 6.6L Duramax L5P | 2019-2025 GM 3.0L Duramax LM2/LZ0

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$59.99

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Description

The Fleece FPE-HAR-L5P-INJ-PT Replacement Fuel Injector Connector Pigtail will help get your 2017-2022 GM 6.6L Duramax L5P back on the road. Typically replaced with the injector, the stock connector is prone to increased resistance over time, which can cause an injector DTCs P0201 and P0208. This connect includes a 4.5” pigtail and two heat-sealable butt-style connectors. 

Features:
  • 4.5" Long Pigtail
  • Replaces Failure Prone Connector
  • (2) Heat-Sealable Butt-Style Connectors

Instructions & Tech Info

Installation Info

Reviews For Fleece Performance FPE-HAR-L5P-INJ-PT

Overall Rating
5.0/5
2 Reviews
Rating Snapshot
5 ★
2
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Verified Buyer
★★★★★ ★★★★★
Pig tail
Rico (Kentucky) | January 12th, 2026
Was having issues when driving in the rain and in the car wash, was throwing an injector code. Didn’t see any issues with the factory one, but tossed this on and no more issues. Worked great, took longer to get the wheel well out. Easy fix.
Verified Buyer
★★★★★ ★★★★★
Don't Waste $$ on Injector Replacement
CG (Colorado) | March 14th, 2023
Don't ever get suckered into paying thousands of dollars to a mechanic or waste over 9 hours labor to replace an injector (or all of them!) on your diesel truck. Try this first. 9/10 times the problem is as simple as replacing the injector connector--this is a million times easier to replace!
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Frequently Asked Questions

This injector pigtail connector looks different than the originals on my 2015 Duramax in that this one has a lock tab and mine do not? is this just an upgrade that will still fit my injectors?
Yes, the Fleece L5P Replacement Fuel Injector Connector Pigtail has been upgraded with a lock tab and will work on your LML with no issues.
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Specifications For Fleece Performance FPE-HAR-L5P-INJ-PT

MPN FPE-HAR-L5P-INJ-PT
SKU FPE-HAR-L5P-INJ-PT
GTIN 670875718135
ID 82579
Manufacturer Name Fleece Performance
Shipping Weight 1.00 lb.
Shipping Length 12 in.
Shipping Width 4 in.
Shipping Height 4 in.
Fuel Type Diesel
Sensor Type Fuel Injector
Prop 65 Prop 65 WarningWARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov
Cross Reference # 19368140
Internal L22R17

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