4W Diesel Injector Service LLC

05/05/2026

🔥 When your customer shows up with THIS… you know you did something right! 🍖
Brisket, smoked chicken, smoked sausage, fresh buns, and all the sauces — one of our awesome customers rolled up today with a full BBQ feast just to say THANK YOU!
The dealership told him his part was discontinued and sent him packing. We got him back on the road FAST. He showed up a few days later with this massive spread to show his appreciation.
Real talk — this is why we do what we do. Not just fixing trucks… but taking care of good people who trust us with their ride.
Huge thanks, brother! You made our whole crew’s day 🔥
Who else wants to be adopted by customers like this? 😄

04/27/2026

“🚨 DIESEL TECHS — YOUR NEW SHOP IS CALLING! 🚨
4W Diesel is growing faster than a Cummins on nitrous!
Tired of getting je**ed around, low pay, and shops that treat you like just another body in the bay?
We’re on the hunt for real diesel techs who know their stuff — Cummins, Powerstrokes, and Duramax. Clean shop, top tools, fair pay that matches your skills, zero drama, and a crew that actually has your back.
If you’re burnt out on the bu****it and ready to work somewhere that respects your time and your talent, stop scrolling and message us right now.
4W Diesel — Where diesel techs actually want to show up every day

04/25/2026

What an incredible experience at the Dynomite Diesel Master Class! 🔥
The team went all out with warm hospitality, delivered powerhouse diesel performance knowledge, and made every moment genuinely fun and inspiring. We left smiling , way smarter, and totally fired up to put it all into action!
A special thank you to Lenny, Tony, Rebecca, Ryan, and Andrew for taking the time to share their knowledge and insights with the class — you guys made it unforgettable!
Huge thanks to the entire Dynomite Diesel crew — you guys are amazing! 🙌
If you’re serious about diesel, don’t miss the next one!!

12/12/2025

04/23/2025

Update: This issue has been resolved. Thank you for your patience and understanding.

It has been brought to our attention that we have not been receiving incoming calls from any T-Mobile customers and have been working closely with AT&T to resolve this issue. We apologize for any inconveniences or delays this may have caused. We look forward to hearing from you and helping you with your diesel needs. If you have been trying to call and have not been able to get through please email us at: [email protected]
Thank You

09/12/2024

We have some exciting news for all of you! 4WDIS has officially moved to 391 Jean Mary Ave. Ste.B, Springdale, AR. We appreciate all of our customers, friends, & family who have supported our growing business and helped get us where we are today! We wouldn’t be here without you. We are excited to continue growing and working to serve NWA. Feel free to reach out with any questions. 479-750-4470

08/01/2024

We are looking for 2 Full time individuals to join our team in early September at our new location in Tontitown.
Light Duty Diesel repair and diagnostic experience preferred
We are also looking for experience in installing aftermarket accessories and wiring. (Bumpers, Lights, Towing accessories, Air ride, Ect)
Someone who takes responsibility for their mistakes, has a strong work ethic, dependable, wants to learn more every day, strives to be the best.
Schedule is Monday through Friday 8:30 – 5:30
Must have tools
Pay is based on experience
We strive to be the best and provide excellent customer service every day.
You can email your resume to [email protected]
Please provide your experience and any other information you think is necessary. We are looking forward to hearing from you.

Your trustworthy partner for Diesel pickup maintenance, repair services, and performance upgrades.

06/03/2024

If you are looking for a great Fuel additive for your diesel engine, we always have just what you need. 479-750-4470

04/12/2024

https://www.facebook.com/share/r/wZ23Lysm4pRKdhbw/?mibextid=31ks6x

03/04/2024

Check out this install we just wrapped up here at the shop. 2024 Ram Promaster 2500 High Roof with the Weather Guard Plumber Upfit. Give us a call to see what we can do for you. 479-427-9980

02/22/2024

We apologize if you are trying to call us this morning. We have AT&T and they are down this morning. We are working on our end to get something going if they do not come back up soon. Thank you for your patience. Message us here if you need anything.