Topper Boot
Only Buy What You Need - Rubber Boot Material Sold by the Foot
This product is bought by the foot. Unlike other organizations that require you to buy more than you require. You buy the exact amount you need. No waste.
Tips for Getting the Right Fit
To find how much you want measure the distance around your cab opening. It is essential that both openings are precisely the same size. Make sure to measure the opening before ordering. Every installation is different.
Universal Fit: Compatible Rubber Seals for Trucks and Rigs
This rubber boot seal is commonly used in vehicle sealing applications. It's compatible with most light-duty trucks. Whether you're repairing a camper shell or building a DIY rig, this seal offers flexible fitment and dependable performance for your cab connection project.
Topper Boot Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Audio Blow-Through Compatible | Perfect for stereo mods and custom subwoofer enclosures | Used in high-performance truck audio builds |
| Powder-Coated Friendly Channel | Seals well even on painted or coated surfaces | Ensures compatibility with modified or custom trucks |
| Adapts to Slightly Uneven Openings | Flexible enough to seal even when openings aren’t perfectly aligned | Even though it is best that the opening match exactly there is some wiggle room to make minor adjustments for custom truck and canopy installations |
Order Form
To begin your order just enter the total amount of feet of boot material you need in the appropriate box next to the item you want to order below. Check your entries then click on the "Order Now " button.
Accordion Boot - Part Number 541

The accordion boot is designed for cabs where you take out the truck window. This product works best with fiberglass shells that are 1/8" to 3/16" thick. Please note that both openings must be exactly the same size for this boot to fit properly.

$8.95 per foot
In Stock
Order 541
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Compression Boot - Part Number 540

Use this seal when you leave the rear slider window in the truck. This product works best with fiberglass shells that are 1/8" to 3/16" thick. You will also use this boot if the opening in the fiberglass shell is much larger than the opening in your truck.

$7.95 per foot
In Stock
Order 540
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Extra Wide Accordion Boot - Part Number 543

The extra wide accordion boot is designed applications where you have a large gap between the space you want to seal. This product works best with fiberglass shells or sheet metal flange that are 1/8" to 3/16" thick. Both openings must be exactly the same size for this boot to fit properly.
$11.50 per foot
In Stock
Order 543
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Accordion Boot - Ultra Wide 10" Part Number 544

The Ultra Wide 10 Inch accordion boot is designed for very wide gaps between cabs.. This product works best with fiberglass shells that are 1/8" to 3/16" thick. Please note that both openings must be exactly the same size for this boot to fit properly.
$13.90 per foot
In Stock
Order 544
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Accordion Boot 15 - Part Number 546

The Accordion Boot 15 is designed applications where you have a large gap between the space you want to seal. This product works best with fiberglass shells or sheet metal flange that are 1/8" to 3/16" thick. Both openings must be exactly the same size for this boot to fit properly.
$16.50 per foot
In Stock
Order 546
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Compression Bulb Seal - Part Number 545

Use this seal when you leave the rear slider window in the truck. This product works best with fiberglass shells that are 1/8" to 3/16" thick. You will also use this boot if the opening in the fiberglass shell is much larger than the opening in your truck.
$8.25 per foot
In Stock
Order 545
- Enter the total amount of feet of boot material you need in the text box
- Check your entries, then click on the "Order Now" button.
Frequently Asked Questions
- What tools do I need to install atopper boot?
Basic tools like a utility knife, heavy duty siccors, measuring tape, a soft mallet, are usually sufficient for installing a topper boot.
- I am installing a boot between a truck cab and utility box.The box is about 1/2" thick. Will the boot clips expand over that type of material?
The material will not stretch that far. The maximum size that flange can be is 3/16" to receive the rubber. One solution to consider is to use flat bar and attach that around the opening in the box. One thing you must also remember - both opening need to be the same size and similar in shape.
- How thick is the accordion boot rubber?
The thickness of the rubber it is about 3/32" thick. (2.38mm).
