Big Truck Pass Through Cab Seal Kit
Only Buy What You Need - Rubber Boot Material Sold by the Foot
This product is purchased by the foot. Unlike other organizations that require you to buy more than you require. You buy the correct amount you require. No overage.
Quick and Easy Installation
Installing this rubber boot is straightforward and can be done with few tools. Just press the seal firmly onto the rim of the window or pass through opening. This forms a weatherproof connection between the two units. Regardless of whether you're camping, this seal blocks debris and maintains a dry space during your journey.
Why EPDM Rubber Is the Best Choice for Long-Lasting Seals
The EPDM rubber seal is crafted to withstand severe conditions such as sunlight. It's ideal for both off-grid builds. Compared to cheaper seals, this material offers more protection. It's a solid choice for anyone looking to upgrade their truck cab connection with a dependable sealing solution.
Big Truck Pass Through Cab Seal Kit Features and Benefits
| Feature | Benefit | Use Case |
|---|---|---|
| Powder-Coated Friendly Channel | Seals well even on painted or coated surfaces | Ensures compatibility with modified or custom trucks |
| No Sealant Required | Cleaner installation with easy removal if needed | Perfect for quick and easy installs |
| Embedded Steel Spring Clip | Maintains a secure grip on flanges without adhesive | Stable connection between cab and shell |
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
- Will the accordion boot fit all truck models?
Our boots come in universal sizes that can be trimmed to fit. Always measure your specific opening to ensure a proper fit.
- How do I know if I need a big truck pass through cab seal kit or a compression boot?
Use a big truck pass through cab seal kitwhen both openings are identical in size and shape. Use a compression boot if there are size differences or no solid flange available.
- Will your product work for metal below the window that is too thin?
Yes, the boot will work. Just ensure there is a flange for the clip to attach.
