


Straight -20AN Thermostat Housing For LS Gen 4 / 5 Water Pump
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Straight -20AN Thermostat Housing For LS Gen 4 / 5 Water PumpStraight 20AN Thermostat Housing For LS Gen 4 & LT Water Pump Compatible with: Gen 4 LS engines (RPO Codes: LS2, LH6, LS7, L92, L76, LY2, LY5, LY6, LC9, LFA, LH8, LMG, LS3, L98, LSA, L9H, LS9, L20, L94, LZ1, L99, L96, LC8, L77) 2007+, LT gen 5 This thermostat housing converts water pump inlet to a 20AN male fitting for more durable, high pressure hoses Thermostat housing directs hose straight away from engine, to clear frame rails and suspension
Quick Dispatch:
Your Straight -20AN Thermostat Housing For LS Gen 4 / 5 Water Pump orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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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.
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4.4 ★★★★★
Based on 83 reviews
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Product Reviews
★★★★★ 5
Fit in a 2019 Honda Fit
It's indeed an air filter and it fit in my 2019 Honda Fit. Saved me some money compared to the ones offered at oild change places. Seems good build quality and I don't forsee any issues.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 12, 2024
★★★★★ 5
Fit my car perfect
Great value and easy to replace
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 19, 2025
★★★★★ 5
Perfect fit for my 2015 Fit
Excellent, easy to replace and a great value, thank you!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 24, 2024
★★★★★ 4
Air filter
Nice product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 7, 2024
★★★★★ 5
Works as intended
Installed it myself yay.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 22, 2025
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