TG-A0021391 1PCS Fuel Injector 3975929 – Fits Cummins 6L / 8.9L L375 Diesel Engine | High-Performance Fuel System Component -Products-TIANGUAN-Page 1

Home Products

TG-A0021391 1PCS Fuel Injector 3975929 – Fits Cummins 6L / 8.9L L375 Diesel Engine | High-Performance Fuel System Component

3 Reviews

Add Your Review

US$63.00

ITEMNO： TGA002139

IN STOCK

BUY NOW ADD TO CART

Good Packaging

Safe Payment

100k+ Customers Top Choice

1 Year Warranty

90-Day Return

24/7 Service

TAGS：

Product Details Product Highlights Shipping

PRODUCT DETAILS

TG-A0021391 1PCS Fuel Injector 3975929 – Fits Cummins 6L / 8.9L L375 Diesel Engine | High-Performance Fuel System Component

Part Numbers

3975929 / C3975929

Product Description

TG-A0021391 is a high-performance aftermarket fuel injector, designed specifically for Cummins 6L 8.9L L375 diesel engines. As a core component of the engine fuel supply system, it precisely atomizes fuel and injects it into the combustion chamber under ECU control, ensuring efficient combustion, stable power output and low fuel consumption. This injector is compatible with Dongfeng commercial vehicles and engineering machinery equipped with the Cummins L375 engine, and is a reliable replacement option for restoring engine fuel injection performance.

Product Specifications

Property	Value
Product Model	TG-A0021391
Part Numbers	3975929 / C3975929
Product Type	Fuel Injector
Compatible Engines	Cummins 6L 8.9L L375 Diesel Engine
Condition	New Aftermarket
Application	Commercial Vehicle / Engineering Machinery Diesel Fuel System
Compatible Brands	Cummins / Dongfeng Commercial Vehicle
Package Quantity	1 PCS
Product Size	20 × 10 × 5 CM
Material	Stainless Steel

Weight & Packing Information

Item	Value
Package Dimensions	20 × 10 × 5 CM
Single Unit Net Weight (NW)	Approx. 0.8 KG
Single Unit Gross Weight (GW)	Approx. 1.3 KG
Package Volume	0.001 m³
Package Includes	1 × Fuel Injector
Product Material	Stainless Steel
Manufacturing Standard	High-Precision Processing, Professional Inspection

PRODUCT HIGHLIGHTS

Feature 1	Feature 2	Feature 3
Dedicated replacement for Cummins L375 engine	Precise fuel atomization for efficient combustion	Stainless steel material, wear and corrosion resistant
Compatible with OE number 3975929	Fits Dongfeng Tianlong & engineering machinery	Direct OEM replacement, easy to install

SHIPPING

Item Details

Processing Time Orders are processed within 1-3 business days after payment confirmation

Shipping Methods DHL/UPS/ FedEx/ TNT/ Air Freight/ Sea Freight

Estimated Delivery Time Express shipping: 3-7 business days, depending on destination

Packaging Export-standard cartons with protective inner packing

Tracking Tracking number will be provided once the order is shipped

Shipping Cost Calculated based on weight, dimensions, and destination

Need Help?

Our product experts will respond to your email within 24 business hours.

Question *

Name *

Email *

Verification code *

WARRANTY POLICY

All new aftermarket parts come with a 1-Year warranty. Quality is the first thing we consider. Check out our Warranty Assistance for more details.

SHIPPING POLICY

We offer express and standard shipping options to ensure your off-road machine gets back in action—fast and reliably. For more details, please visit our Shipping Policy .

EASY RETURN POLICY

We prioritize your satisfaction. If your order doesn't meet your expectations within 90 days, you may be eligible for a refund. See our Easy Return Policy for details.

PRODUCT RECOMMENDATION