Chassis Unlimited Octane Custom Front Bumper CUB940302 2015-2019 GMC Sierra 2500HD/3500HD Texture Black Powder Coat, Sensor Cutouts

Chassis Unlimited Custom Front Bumper for GMC Sierra 2500HD/3500HD (2015–2019) CUB940302 – Octane Winch-Ready Strength with a Clean, Aggressive Edge

If you want your truck to look good and handle whatever the roads throw at it, this custom front bumper is what you need. The Octane Series is made for 2015-2019 GMC Sierra 2500HD/3500HD. This custom GMC Sierra front bumper sits low and tight to your truck's body lines instead of sticking out like a sore thumb. Factory parking sensors remain fully functional, so you don’t give up everyday convenience for off-road capability. Finished in a durable texture black powder coat, it’s built to take abuse from trails, job sites, and long miles without losing its edge.

Armor Your Sierra with Octane Bumpers’ Capability and Control!

• Winch-Ready Muscle – Integrated mount supports up to a 12,000 lb winch for confident recoveries when traction disappears.
• Built-In Recovery Confidence – 1" thick CNC-machined recovery points provide solid, dependable pull points when you need them most.
• Low-Profile Modular Design – Three-piece construction allows a tight contour for improved clearance and a cleaner look.
• Light Where It Matters – Dedicated mounting for six 3" LED cube lights helps you see and be seen in low-light conditions.

Why Trust the Chassis Unlimited Octane Bumper for GMC Sierra Builds?

This isn’t just another aftermarket option—it’s a custom front bumper built with purpose. The Chassis Unlimited Octane bumper delivers strength, clean fitment, and long-term durability without overcomplicating things.

If you’re looking for one of the toughest, best-fitting Octane bumpers for your Sierra, this one’s built to handle real use and look good doing it. Shop with us now!

Offroad Bumper Tips

Always do your homework before you buy a bumper! Below you can find everything you need to know about bumpers’ weight, thickness, selection, and more. To help your decision, we’ve compiled a full list of all the bumpers we carry. Compare them by look, function, and price.

Everyone wants to know about the weight of steel bumpers and we’re here to help you out. In this blog, you can find every answer to any question you could have about it.

What’s the right thickness for a bumper? Find out with our guide to bumper thickness.

We work hard to ensure that the prices of our aftermarket truck bumpers are the best available online. That’s why we guarantee that you’ll get the lowest price on all of our bumpers and accessories. Here’s how it works:

• We guarantee that the price of our aftermarket truck bumpers is the best available online. If you find an online store that offers a specific model at a lower price, let us know and we’ll match their price for your purchase.
• If you find that the exact bumper at an even lower price online within 6 months after your purchase, we will refund you the difference. Simply send a price difference refund request to support@bumperonly.com. This applies even to the prices from our own store at BumperOnly.com
• The competitor must be an online retailer with no physical stores and they must be an authorized dealer of the bumpers or accessories in question. The competing online store must also have the product in stock on their website for our price match guarantee to apply.
• The price match guarantee does not apply to online marketplaces such as Amazon, eBay, Overstock or any other similar websites. The competitor must be selling the item directly on their own online store.
• Additional promos cannot be applied in addition to the price match guarantee. For example, the free gift promo cannot be added on top of the price match guarantee. Only one promotion can be applied per purchase.

Once we confirm that your order is eligible for our price match guarantee, you can be confident that you’re getting the very best deal online.

Whether you’re looking for heavy-duty truck bumpers by Ranch Hand, a winch bumper by Fab Fours, or any other aftermarket truck bumper, if you shop with BumperOnly, you’ll never have to worry about buyer’s remorse.

For any questions about our price match guarantee, feel free to get in touch.

Shop without fear. Let BumperOnly take care of the rest.