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Oilfield work clothes carry a mix of crude, grease, and hydraulic fluid that a standard load of laundry soap won’t touch. The fix is usually a two-step approach: an enzyme-heavy primary detergent that breaks down oils during the wash, plus a targeted pre-treatment for the worst stains before they go in the machine. These six cover both jobs.
| # | Product | Price | Where to buy |
|---|---|---|---|
| 1 | Fast Orange Grease X Mechanic’s Laundry Detergent | $12-$18 | Amazon · eBay |
| 2 | Persil ProClean Liquid Laundry Detergent | $12-$20 | Amazon · eBay |
| 3 | Tide Heavy Duty / Hygienic Clean | $15-$25 | Amazon · eBay |
| 4 | Arm & Hammer Plus OxiClean Odor Blasters | $8-$14 | Amazon · eBay |
| 5 | Zout Laundry Stain Remover | $5-$10 | Amazon · eBay |
| 6 | Carbona Stain Devils #5 (Grease, Oil, Make-Up) | $6-$10 | Amazon |
The picks, in detail

Fast Orange Grease X Mechanic’s Laundry Detergent
A heavy-duty formula built specifically for mechanics’ and industrial workers’ grease-soaked clothing, not general household laundry.
- 40 fl oz heavy-duty liquid formula
- Targets grease, oil stains, and odor specifically
- Marketed for active and industrial workwear
- Purpose-built for exactly this job, not a general detergent stretched to fit
- Also tackles odor, not just visible stains
- Overkill, and pricier per load, for lightly soiled everyday laundry

Persil ProClean Liquid Laundry Detergent
An enzyme-heavy formula that consistently ranks at the top of independent grease-and-oil stain tests, useful as a primary wash detergent for oilfield loads.
- Concentrated liquid formula
- Enzyme blend targeting tough stains and odors
- Multiple scent and formula variants
- Strong independent test results specifically on grease and oil
- Works as a full-load detergent, not just a spot treatment
- Full strength needed for oilfield-level soiling, so it goes fast per load

Tide Heavy Duty / Hygienic Clean
Tide’s heavy-duty surfactant-and-enzyme formula is built to break down body oils and grease, making it a solid primary detergent for oilfield workwear.
- Heavy-duty surfactant and enzyme blend
- Formulated to break down oils and grease
- Widely available in bulk sizes
- Easy to find in large, cost-effective bulk sizes
- Trusted mainstream brand with consistent performance
- Marketed generally rather than specifically for industrial grease

Arm & Hammer Plus OxiClean Odor Blasters
Combines a detergent base with OxiClean’s oxygen-boost technology, aimed at both the grime and the lingering odor that comes with oilfield clothes.
- Detergent plus built-in OxiClean odor-fighting boost
- Marketed for heavy stains and odor removal
- Liquid formula
- Tackles smell as well as visible grease, a common complaint with oilfield laundry
- Budget-friendlier than premium enzyme detergents
- Less specialized for pure grease-cutting than mechanic-specific formulas

Zout Laundry Stain Remover
A pre-treatment stain remover, not a primary detergent, that testers specifically credit with cutting through bacon grease and heavy oil stains before the wash.
- Triple-enzyme formula (protein, starch, fat)
- Pre-treatment spray, used before the main detergent
- Targets oil, grease, and food stains
- Testers specifically call out its performance on grease other products can’t shift
- Works alongside any primary detergent
- A pre-treatment step, not a standalone wash detergent
Carbona Stain Devils #5 (Grease, Oil, Make-Up)
A professional-strength, targeted stain remover formulated specifically for fat and cooking-oil-type stains, useful as a pre-treatment before washing oilfield clothes.
- Formulated specifically for fat, oil, and grease stains
- Professional-strength targeted remover
- Part of Carbona’s numbered Stain Devils line
- Purpose-formulated for exactly the grease-type stains oilfield clothes carry
- Small, precise application avoids over-treating fabric
- Pre-treatment only, still needs a full detergent wash afterward
Buying tips
- Pre-treat before washing, not during — a spot treatment (Zout, Carbona) worked into the stain for a few minutes outperforms adding it straight into the wash.
- Wash oilfield clothes separately from regular laundry; grease residue in the machine can transfer to other loads.
- Hot water opens fabric fibers and helps enzymes break down oil faster, but check the garment’s care label first for flame-resistant (FR) workwear, which often requires cooler washes.
- Air-dry heavily soiled items when possible — dryer heat can set any grease that wasn’t fully broken down in the wash.
As an Amazon Associate and eBay Partner, toptenpick.com earns from qualifying purchases. Prices and availability are subject to change.
