Diamondback Performance

03/12/2026

Bring out the Hot Rods to Lupe Tortilla Beaumont March 21st 8-11am for Tailpipes & Tacos Car Show!
CARS•COFFEE•TACOS•MIMOSAS 🏎️🚗🔥

11/02/2025

We are closed due to a family emergency. You may call 409-330-4210 and leave a message and we will get back with you as soon as we can.

10/09/2025

Update Diamondback Performance will be closed till Monday, October 20th @ 8am. Thank you for your continued business.

08/21/2025

Looking for some Push Rods. 8.450 Long 3/8 .080. Qty 8.

08/21/2025

Diamondback Performance will be CLOSED Wednesday, August 27th. ALL DAY. We will re open on Thursday.

05/22/2025

Attention Diamondback Customers, we will not accepting any new builds/repairs or machine work until further notice. We have a full shop and are currently working on getting the work in the shop out in a timely fashion. You can call and leave us a message at 409-330-4210 and we will reach out to you when we have a closer timeframe. We appreciate your understanding.

09/28/2024

Business Hours: Monday - Friday 8:00am - 5:00pm

07/10/2024

🚨 We have been working hard to knock down our backlog and we are now ready to start accepting new work & customers! 🚨 Please SHARE! 🚨

03/13/2024

Attention Diamondback Customers, we will not be accepting any new builds/repairs until further notice. We have a full shop and are currently working on getting these engines out in a timely fashion. You can call and leave us a message and we will reach out to you when we have a closer timeframe. Thanks for your understanding.

11/23/2023

03/30/2023

Looking for a set of Big Block FORD headers… 429/460 c.i. To be used on the dyno…Local to Orange, TX….. Beaumont/Port Arthur/ Lake Charles. Thanks in Advance for any info.