# aFe Power 42-24021 DFS780 PRO Fuel Pump for 2017–2019 Chevrolet Silverado 2500 Hd

aFe 42-24021 - DFS780 PRO Fuel Pump  
aFe DFS780 Series includes high quality fuel pumps and filters that will greatly improve your Diesel engine's performance. aFe DFS780 will provide your engine with only clean fuel? any contaminants, water and air will be precisely filtered. aFe also offers two models of DFS780? Relay Controlled and Boost Controlled. The Relay Controlled is designed for full-time operation, while the Boost Controlled is made for part-time operation. aFe DFS780 fuel systems come with all required mounting hardware.

**Key Features:**

-   DFS780 PRO Fuel Pump
-   Full-Time Operation
-   Incl. Manifold Assembly/Filter/Marine Grade Motor/Helical Bronze Spur Gears/Mounting Bracket/Vinton Seals/Hardware

aFe was found in April, 1999. They have a team of experienced engineers that produce high flow, high performance air filters & intake systems for the automotive industry. They also manufacture exhaust systems, intercoolers, turbochargers, programmers, differential covers, transmission pans and throttle body spacers for late model cars, trucks, SUV's.

Brand: aFe Power  
Part Number: 42-24021

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2017

CHEVROLET

SILVERADO 2500 HD

Trim: HIGH COUNTRY, LT, LTZ, WT; Engine: 6.6L

2019

CHEVROLET

SILVERADO 2500 HD

Trim: HIGH COUNTRY, LT, LTZ, WT; Engine: 6.6L

2017

CHEVROLET

SILVERADO 3500 HD

Trim: HIGH COUNTRY, LT, LTZ, WT; Engine: 6.6L

2017

GMC

SIERRA 2500 HD

Trim: BASE, DENALI, SLE, SLT; Engine: 6.6L

2018

GMC

SIERRA 2500 HD

Trim: BASE, DENALI, SLE, SLT; Engine: 6.6L

2017

GMC

SIERRA 3500 HD

Trim: BASE, DENALI, SLE, SLT; Engine: 6.6L

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility table above before purchase.

**What part number is this?**  
The listed part number is 42-24021.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

### Common Searches

-   DFS780 PRO Fuel Pump for Chevrolet Silverado 2500 Hd
-   42-24021 fitment
-   aFe Power DFS780 PRO Fuel Pump
-   2017–2019 Chevrolet Silverado 2500 Hd DFS780 PRO Fuel Pump

## Details

- **Price:** 2068.84 CAD
- **Vendor:** aFe Power
- **Type:** DFS780 PRO Fuel Pump
- **Tags:** 2017–2019 Chevrolet Silverado 2500 Hd, 42-24021, aFe Power, DFS780 PRO Fuel Pump, Diesel Performance, Exhaust, Manifold, Performance Intake, Throttle Body, Transmission

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2068.84 CAD | In stock |

## Images

- aFe Power 42-24021 DFS780 PRO Fuel Pump for 2017–2019 Chevrolet Silverado 2500 Hd

---

> Source: [Standard Auto Part](https://www.standardautopart.com/products/afe-power-42-24021-dfs780-pro-fuel-pump)
> Updated: 2026-10-16