Seam Sealer
Protect your vehicle from leaks, corrosion, and road noise with high-quality seam sealers from Phantom Motorsports. Seam sealers are essential for sealing joints, seams, and spot welds on automotive body panels, ensuring water and dust stay out—while keeping structural areas rust-free and your ride quiet. Whether you’re restoring a classic, repairing collision damage, or finishing a custom build, our seam sealers offer professional strength and flexibility for long-lasting results.
At Phantom Motorsports, we offer brushable, sprayable, and caulk-style seam sealers designed for superior adhesion and easy application on bare metal, primer, or painted surfaces. Our products cure quickly, remain flexible, and are paintable for an invisible, OEM-quality finish. Ideal for trunks, floor pans, rocker panels, firewalls, and more—trust our seam sealers to make every body repair watertight and durable.
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FAQ
What is seam sealer and why is it used?
Seam sealer is a flexible adhesive compound used to fill and seal joints, gaps, and seams in vehicle bodywork. It prevents water, air, and contaminants from entering, helping to stop rust and reduce noise.
Where should I apply seam sealer on my vehicle?
Use it on floor pan seams, trunk seams, rocker panels, doors, firewalls, drip rails, wheel wells, quarter panels, and any overlapped or welded body seams that need to be sealed.
Is seam sealer paintable?
Yes! Once cured, most seam sealers can be primed and painted to match your vehicle’s finish for a seamless look.
How do I apply seam sealer?
Simply brush, spread, or caulk the product into clean, dry seams. Smooth as needed. Follow the manufacturer's instructions for curing time and best application practices.
Can seam sealer be used on bare metal or only on painted/primed surfaces?
Most high-quality seam sealers can be applied to bare metal, primed, or painted surfaces—always check the product label for specific requirements.
How long does seam sealer take to dry/cure?
Curing time varies but is typically between 30 minutes to a few hours for skinning, and up to 24 hours for full cure. Check the directions for your selected product.
Will seam sealer stay flexible or crack over time?
Yes—our seam sealers are formulated to remain flexible, accommodating vibrations and body flex without cracking or shrinking.
What if my seam sealer arrives dried out, leaking, or damaged?
Customer satisfaction is our priority. If your sealer arrives unusable or damaged, contact us within 7 days for a prompt replacement, exchange, or refund.