Centex Diesel Performance
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All of your diesel requirements met in one convenient location! Centex Diesel provides diesel truck repairs and tire services to the New Braunfels, TX area.
Our services include but are not limited to:
Diagnostics
Engine & Emissions
Suspension & Steering
Wheel & Tires
Truck outfitting & Accessories
And More!
This rig came in wanting some upgrades, leveling kit, shocks and some BEEFY 35” Open Country R/Ts the PMF upgraded track bar is a must on these F250s!!
05/11/2026
Details on the new Fleece Air Horn that eliminates the common failure with associated to the heater grid nut loosening/breaking causing major engine failure. No aftermarket high pressure lines, and is one of the nicest kits we have seen. 830-643-0235
NOW AVAILABLE! Fleece Performance intake horn and grid heater kit for the 6.7L Cummins!! From the #1 trusted name in diesel performance comes the most complete kit available to address the OEM grid heater nut nightmare. The direct replacement intake horn and high-flow intake plate increase overall engine airflow and replace the OEM style grid heater with a robust coil heating element. Protect your investment with confidence with the latest from Fleece Performance.
Features:
*Eliminates the risk of engine damage from the OE style grid heater nut failure.
*Improves throttle response and airflow with lower intake restriction.
*Allows for reuse of the OE high pressure fuel lines and direct replacement options – no proprietary fuel line problems to worry about.
*The most complete kit on the market - includes all necessary hardware and gaskets.
*High flow 700W coil heater along with a new high flex heater cable and new grounding cable.
*Factory appearance with the highest-level fit and finish.
*Precision machined, cast aluminum high flow intake horn and plate.
*1/8” NPT port for sensor installation.
*Optional, secondary heater for cold weather start-ability down to -35 degrees Celsius.
This LML Duramax came in ready for more power and left with a serious performance upgrade. 🔥
We installed a Fleece turbo, CP3 conversion, and custom tuning to wake this truck up with better throttle response, stronger fueling, and the power to back it up. 💨
If you’re ready to take your diesel build to the next level, CenTex Diesel has you covered. 🛻
Looking to spice up your truck with performance upgrades? 🔥 At CenTex Diesel, we specialize in taking your build to the next level with suspension upgrades, wheels & tires, tuning, steering components, fuel system upgrades, turbo kits, lighting, accessories, and more.
Whether you want better performance, a more aggressive stance, or improved drivability, our team is ready to build your truck the right way. Stop by CenTex Diesel and let’s turn your vision into reality. 💨🛻
Keeping your truck on the road isn’t luck—it’s maintenance. 🔧
At CenTex Diesel, we know how important your truck is to your daily life, your work, and your reliability. That’s why customers trust us to stay ahead of the problems, not just fix them after the fact. From routine services to full inspections, we make sure your truck keeps running strong mile after mile.
Don’t wait for a breakdown—stay ready.
📍Schedule your maintenance with us today and keep your truck performing at its best, by the best! (830)643-0235
No one keeps their truck stock! Come see us for all of your accessory needs! We offer all premium and major brands from grill guards, front and rear end replacements, amp research power steps and MANY more! Give us a call today (830)643-0235
NOW accepting applications!! We are looking for experienced diesel technicians to join the family! Sent resume to [email protected] . We look forward to hearing from you!
11/06/2025
This is done well! Congrats to the builder.
10/27/2025
Calibrated Stealth 64MM turbo and manifold for this 2006 Dodge Ram 2500
☎️830-643-0235
#8306430235
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Telephone
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Address
3800 State Highway 46 W
New Braunfels, TX
78132
Opening Hours
| Monday | 8am - 5pm |
| Tuesday | 8am - 5pm |
| Wednesday | 8am - 5pm |
| Thursday | 8am - 5pm |
| Friday | 8am - 5pm |