Meguiar's D108 Super Degreaser 1 gal — Professional Concentrated, Free‑Rinsing Cleaner

Designed for professional detailers and serious DIYers, this 1 gallon jug of Meguiar's D108 delivers concentrated cleaning strength for engines, wheel wells, undercarriages, and heavily soiled exterior surfaces. Its free-rinsing formula works quickly to break down stubborn oils and road grime, while a light herbal scent improves the work environment compared with solvent-forward cleaners. Use only on exterior automotive trim and components according to label instructions.

How quickly does it remove heavy grease and grime?

D108 is formulated to act fast: apply, agitate if needed, and rinse for visible removal of oils and baked-on road films. The chemistry targets hydrocarbon soils so you don’t have to scrub endlessly to see results.

• Fast-acting formulation that loosens grease within minutes.
• Works on engine bays, wheel wells, and transmission areas.
• Reduces need for extended mechanical scrubbing.
• Concentrated gallon size for repeat professional use.

Will this product leave white residue or staining on trim?

Meguiar's D108 is engineered to rinse clean and resist the white residue some degreasers can leave behind. Proper dilution and thorough rinsing are important to achieve residue-free results on most exterior surfaces.

• Free-rinsing formula minimizes chalky residue.
• Follow label dilution and rinse instructions for best results.
• Test on painted or delicate trims before full application.
• Safe for common exterior materials when used as directed.

How do I use D108 safely and effectively?

Apply the degreaser to the targeted area, allow a short dwell time, agitate with a brush if necessary, then rinse thoroughly. Use appropriate PPE and avoid prolonged contact with painted or sensitive surfaces; always follow the product label for dilution ratios and safety precautions.

• Spray or apply directly from a dilution mix, then agitate if needed.
• Rinse completely with water after cleaning to prevent spotting.
• Wear gloves and eye protection during application.
• Use outdoors or in well-ventilated areas for exterior cleaning only.

What size and scent options are available for professionals?

This listing is for the 1 gallon professional-size container ideal for repeated shop use. D108 is formulated with a herbal fragrance to reduce harsh solvent odors on the job.

• 1 gallon concentration suited to detail bays and mobile techs.
• Pleasant herbal scent instead of strong chemical odor.
• Concentrated performance reduces per-use cost compared with single-use bottles.
• Compatible with pump sprayers and dilution systems that handle concentrated cleaners.

Who is this for: Meguiar's Professional D108 Super Degreaser is aimed at professional detailers, restoration shops, fleet maintenance crews, and serious DIY enthusiasts who need a powerful, fast-acting, residue-minimizing degreaser in a cost-effective 1 gallon size. If you clean engines, wheel wells, undercarriages, or frequently remove heavy road oils and grease from exterior components, D108 offers concentrated cleaning power and a lighter fragrance than traditional solvent cleaners.