Since this is a customized part, all orders are made to match your specific requirements, and cannot be sold again.
2010-2013 BUICK LACROSSE Rear Bumper with Parking and Side Sensor Dual Exhaust Cut OEM 20878638 PL# GM1100861
Product Details
Upgrade your vehicle with the BUICK LACROSSE REAR BUMPER COVER PRIMED, designed specifically for model years. This replacement rear bumper cover offers an OEM fit and is compatible with Buick LaCrosse vehicles featuring park sensors, side sensors, and dual exhaust cutouts, ensuring a perfect match and maintaining the original look of your car.
Manufactured to meet rigorous quality standards, this rear bumper cover (OEM# 20878638, Partslink# GM1100861) is made from durable materials engineered to provide long-lasting protection and maintain structural integrity under normal driving conditions. The product comes primed and ready for paint customization, allowing you to match it seamlessly to your vehicle's existing color for a flawless finish.
Installation is straightforward for professional mechanics or skilled DIY enthusiasts, designed to fit precisely with existing mounting points and sensor placements to maintain full functionality of your parking and side sensors. This ensures that all safety features operate correctly after replacement.
With its OEM part number 20878638 and partslink GM1100861, this replacement rear bumper cover is an ideal choice for those seeking genuine quality and reliable performance. Trust in this compatible component to restore your Buick LaCrosse’s aesthetics and safety with ease and confidence.
Painted Services

Professional-Grade Auto Parts Painting
Every bumper, hood, fender, mirror, or radiator support is painted with high-quality materials for a long-lasting finish that matches body shop standards.
Three-Coat System with Clear Coat
Each part receives multiple coats of paint plus a clear coat for durability and a flawless finish.
Know Before You Order
All painted parts are not returnable and are FINAL SALE.
Inspect all parts before accepting delivery.
If you notice any damage, refuse the shipment—this is the only way we can file a claim. Accepted damaged shipments may incur shipping and restocking fees.
Aging paint & color matching consideration.
We match paint using OEM factory codes, but older vehicles present more challenges. Over time, sun exposure, oxidation, and previous repaints can significantly alter your car’s color.
Parts Classification Guide:
Understand Your Options
Original Equipment Manufacturer (OEM) Parts – Built by the same manufacturers that supply parts to automakers, ensuring factory fit and quality.
Certified Aftermarket – Tested and verified to meet OEM specifications, providing a reliable option for OEM replacement parts.
TYC Parts – Aftermarket Parts designed to match OEM fit, offering a great balance of price and quality from one of the top aftermarket manufacturers.
Value Aftermarket – Generic replacement parts designed for your vehicle, focused on price savings over original manufacturer branding.
Note: Not all parts are available in every option. If you don’t see your vehicle’s part listed under a specific category, it means we currently do not have it in stock.
























