Best in 7 days
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Shipping Estimate
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- USA
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Ships within 48 hours · Estimated delivery Jun 12 - Jun 17
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For Your Every Summer RSVP, with Code: SUMMER15
Description
3943200 | Genuine Cummins® Coolant ThermostatDescription: Coolant Thermostat Condition: New Brand: Cummins Part Number: 3943200 Type: Thermostat Fitment Guide: Cummins 4B3. 9, 6A3. 4, 6B5. 9, B GAS INTERNATIONAL CM556, B4. 5, B4. 5 CM2350 B129B, B4. 5 CM2350 B146C, B4. 5 CM2350 B147B, B4. 5 RGT, B4. 5S, B5. 9 G, B5. 9 GAS PLUS CM556, B5. 9 LPG, B5. 9 LPG PLUS CM556, B6. 7 CM2350 B121B, B6. 7 CM2350 B135B, B6. 7 CM2350 B136C, B6. 7 CM2350 B148B, B6. 7 G CMOH6. 0 B125, B6. 7N CM2380 B150B, B6. 7S,
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
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.0 ★★★★★
Based on 1447 reviews
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Product Reviews
★★★★★ 4
Car run better
Size: Pack of 1, Style: Fuel System Treatment
Very easy to use just pour and go.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 30, 2022
★★★★★ 5
Excellent value for treatment
Size: Pack of 1, Style: Fuel System Treatment, Size: Pack of 1, Style: Fuel System Treatment
Fuel my turbo and engine run smooth after adding this... Excellent results
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 22, 2022
★★★★★ 5
quality fine product.
Size: Pack of 1, Style: Fuel System Treatment
keeps vehicle running smooth.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 10, 2023
★★★★★ 5
Very Nice
Size: Pack of 1, Style: Fuel System Treatment
Very Nice Item and Fast Shipping!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 7, 2020
★★★★★ 1
Cheap
Size: Pack of 1, Style: Fuel System Treatment
Didn’t make an executive
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
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