Pressure Washered

Big Rig Heavy Duty Degreaser 1 Gallon Review

Editor's Choice

Heavy Duty Degreaser for Trucks and RVs

Maximum economy and heavy-duty performance
9.2/10
EXPERT SCORE
This industrial degreaser is designed for heavy-duty cleaning, effectively removing grease, oil, and road film from trucks, RVs, and fleets. Its aluminum-safe formula ensures a clean finish without damage, making it ideal for various surfaces.
Updated: July 23, 2026 6:03 am

Big Rig Heavy Duty Degreaser 1 Gallon Review

Introduction

The Big Rig Soap Degreaser is a heavy-duty cleaner specifically designed for trucks, RVs, and fleet vehicles. Manufactured in the USA, this industrial-grade degreaser promises to tackle tough grease, oil, and grime, making it a go-to solution for professionals in the automotive and transportation industries. With a focus on efficiency and safety, this product appeals to those looking to maintain their vehicles in pristine condition without compromising on quality.

Product Overview

The Big Rig Soap Degreaser comes in a convenient 1-gallon container, making it easy to apply for both small and large cleaning tasks. Its formulation includes top-grade penetrants that promote rapid emulsification of heavy gear lube, high-weight oils, and other stubborn residues. This product is engineered to perform exceptionally well when used in professional-grade pressure washing systems, foam cannons, and automatic wash bays.

Appearance and Design Features

The Big Rig Soap Degreaser is presented in a sturdy, clear plastic jug with a bright label that clearly indicates its heavy-duty capabilities. The design is functional, featuring an easy-to-handle jug that allows for precise pouring. The overall aesthetic is industrial and straightforward, reflecting the product’s heavy-duty nature. Notably, the label includes detailed usage instructions and safety precautions, which are crucial for first-time users.

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Key Features and Specifications

  • Part Number: BRS-DEG-001
  • Model: BRS-DEG-001
  • Size: 1 gallon
  • Dilution Ratio: Up to 40:1
  • Surface Compatibility: Safe on aluminum, painted surfaces, stainless steel, vinyl trims, and tires
  • Anti-Rust Protection: Infused with corrosion inhibitors
  • Manufactured: In the USA since 1985

User Experience

During testing, the Big Rig Heavy Duty Degreaser was applied in a variety of scenarios, including cleaning a diesel truck, an RV, and some farm equipment. The degreaser effectively broke down heavy grease and road grime, especially when used at the recommended dilution ratio. However, for caked-on dirt, some light brushing was necessary to achieve a thorough clean. The product’s aluminum-safe formula performed excellently, leaving no chemical staining or residue on polished surfaces.

When used in conjunction with a pressure washer, the degreaser’s emulsifying properties shone through, as it quickly thinned out mud and grime. The anti-rust protection was evident after washing, with treated metals appearing cleaner and more protected. Overall, the degreaser lived up to its promises of heavy-duty cleaning power and ease of use.

Pros and Cons

Pros:

  • Highly effective at breaking down tough grease and grime.
  • Safe for use on a variety of surfaces, including aluminum.
  • Excellent dilution ratio for economy, especially for fleet users.
  • Infused with anti-rust properties that extend the lifespan of metals.
  • Manufactured in the USA with a strong reputation for quality.

Cons:

  • Requires agitation for heavy or caked-on soil.
  • Some users may find the need for additional brushing inconvenient.
  • Price may be higher compared to standard consumer-grade cleaners.

Conclusion

In summary, the Big Rig Heavy Duty Degreaser is a powerful cleaning solution that stands out for its industrial-grade formulation and effectiveness. While it may require some additional effort for heavy grime, its overall performance, safety on various surfaces, and anti-rust capabilities make it an excellent choice for anyone looking to maintain their trucks, RVs, or fleet vehicles. For those in the automotive industry or with heavy-duty cleaning needs, this product is a worthy investment that delivers on its promises.

Ray D Berryman
Ray D Berryman

Ray D. Berryman spent most of his working life selling, servicing, and repairing pressure washers and outdoor cleaning equipment. Over the years, he helped homeowners and contractors choose the right machines, solve common problems, and keep their equipment running properly. Now retired, Ray shares practical advice based on real hands-on experience rather than product brochures.

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