GMC Sierra 3500 HD Splash Shield Kit – Lower – Wehrli – Heavy Gauge Aluminum – Cat Yellow (2020–2025). Replace the fragile factory lower cover with a durable, USA-made aluminum shield finished in Cat Yellow.

Built for 2020–2025 Sierra 3500 HD, this panel boosts strength and coverage under the engine bay and cooling stack. It installs with basic tools using OEM mounting points and the included flanged hardware; integrated standoffs index to factory frame points. Not a skid plate; not for heavy impacts. Confirmed on stock-height and leveled trucks—if lifted, please contact us before ordering. Replaces GM 84154539.

Features

• Heavy gauge aluminum construction
• Cat Yellow powder coat finish
• Uses OEM mounting points
• New flanged hardware included
• Added front coverage vs. OEM plastic
• Made in the USA

Questions or ready to schedule install? Call Austin, TX at 512-982-9393 or Los Angeles, CA area at 562-981-6800. We provide installation and customization at both locations.

If you are considering multiple items, contact us about shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov