An innovative solution that reduces drag and requires no driver interaction for optimized trailer rear-end aerodynamics.

Lightweight thermoplastic aerodynamic kit installs in 45 minutes and includes all hardware. CARB compliant and SmartWay verified for efficiency. Available in multiple colors. See full specs table below for installation, compliance, and material details.

TRANSTEX offers a limited warranty of 10 years on EDGE TOPKIT+®, and 3 years on color. Customer responsibilities, exclusions, and conditions apply. See full warranty details for claim requirements, limitations, and non-transferability.

EDGE TOPKIT+® Training Materials

Reduces Drag Automatically

Innovative design cuts aerodynamic drag without requiring driver action, improving fuel efficiency across all driving conditions.

Minimal Maintenance Needed

Simple structure with few components ensures virtually no downtime, keeping trailers on the road and operating efficiently.

No Moving Parts

Static design boosts reliability by eliminating wear-and-tear, reducing the risk of mechanical failure during operation.

Fits All Trailer Types

Compatible with corrugated walls, roll-up doors, and lift-gates, making it ideal for diverse trailer configurations.

Intermodal Ready

Engineered for compatibility with intermodal transport, ensuring seamless integration into multi-mode shipping operations.

Product Specifications

Weight 70 lbs.
Material Thermoplastic
Installation Time 45 min. per trailer (2 trained technicians)
SmartWay Verified
CARB Compliant
Color Black, Blue, Grey, Red, White

* Includes Brackets and Hardware.
** Standalone CARB Compliant.
*** CARB Compliant and EPA SmartWay Verified as part of the EEAS+.
**** Tested through ARC, MVTS, NRC, PIT Group, and TotalSim.

PRODUCT Testimonials

What our clients say about the EDGE TOPKIT+®

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TRANSTEX: Durability Backed by Real Fleet Experience

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TRANSTEX: Real Results from the Driver’s Seat

TRANSTEX: Durability Backed by Real Fleet Experience

Ron Hall, VP of Equipment & Fuel at CR England, shares why TRANSTEX’s reliable products, unmatched warranty support, and responsive service stand out from the competition—and how they keep CR England running efficiently and confidently across the nation.

TRANSTEX: Real Results from the Driver’s Seat

Clark Reed, an OTR driver at Nussbaum, shares how TRANSTEX aerodynamic products deliver safety, zero-maintenance reliability, and real-world fuel savings—helping his fleet reach over 9 MPG while enhancing visibility, reducing road spray, and eliminating equipment downtime.