Name: INEOS GRENADIER TUNING By OX
Brand: Overland Xtreme
Price: 1649.0 USD
Availability: InStock

$1,649.00

Shipping calculated at checkout.

TUNING STAGE

Stage 1 (355hp / 400ft-lbs)

Stage 1.5 (402hp / 410lb-ft

Stage 2 (449hp / 470lb-ft)

UNLOCK ONLY (NO TUNE)

In stock, ready to ship
Inventory on the way

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OX Tuning ECU Upgrade

Unleash Your Engine’s True Potential

OX Tuning ECU Upgrades deliver the ultimate dollar-per-horsepower performance gain available for your vehicle. By optimizing the factory engine management system, these upgrades unlock substantial increases in horsepower, torque, and throttle response—all without requiring any end-user adjustments. The result is a dramatically quicker, smoother, and more exhilarating driving experience.

Powered by OX Tuning calibration technology, OX extracts every ounce of potential from your engine while maintaining reliability and drivability.

Key Features

- Horsepower Gains – Experience significant power increases across the entire RPM range.
- Torque Gains – Enjoy a stronger, broader torque curve for instant throttle response.
- Performance Stages – Precisely calibrated power levels optimized for your vehicle’s configuration.
- Improved Acceleration – Sharper throttle response and reduced lag for quicker takeoff.
- Fuel Economy Optimization – Enhanced efficiency during cruising and light driving.
- Better Off-Road Capability – Improved throttle response and added power for confident climbing, crawling, and trail performance.

SERVICE REQUIRES ECU TO BE SENT TO OUR TUNING LAB FOR OPENING AND UNLOCKING.

Turnaround is 6-8 Business days

If you’re looking to return or exchange your order for whatever reason, we’re here to help! We offer free returns within 30 days of purchase. You can return your product for store credit, a different product, or a refund to the original payment method. Please Email info@overlandxtreme.com

About our brand

At OX we sell/develop products that are geared towards the offroad enthuisiest

Developed and tested At Altitude

We have the destinct advantage to test everything we sell or develop at altitude right out our backdoor. Located at 6500ft In Eagle CO we have offroad and high mountain playgrounds.

Testimonials

★★★★★
Great results having these guys install a VanCompass 4.3 suspension upgrade on a Storyteller Overland Classic. They have done 50+ suspension upgrades and are knowledgeable and experienced. They keep a lot of components in stock, and offer many van upgrades besides suspension. Their pricing was also great, I drove 2+ hours to use their shop as they gave the best service and pricing when I was calling around.
Tommy Stover
Denver, CO

★★★★★
Got set up with Van Compass and Owl Vans accessories for our sprinter with expert installation. Great local company in the Vail Valley.
Graham Kane
Frisco, CO

★★★★★
Awesome Customer Service. Great Tuning Install on my Storyteller Beast. Now the beast is running better than ever.
Matt
Denver, CO

INEOS GRENADIER TUNING By OX

OX Tuning ECU Upgrade

Key Features

Testimonials

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INEOS GRENADIER TUNING By OX

OX Tuning ECU Upgrade

Key Features

Testimonials