Is it useful to install sealing strips on a car?

[Kevin]

Installing sealing strips on a car is useful. Automotive sealing strips serve to fill various gaps between body components, providing functions such as vibration reduction, waterproofing, dustproofing, sound insulation, and decoration. They enhance the comfort of the driving experience and protect the vehicle body. They are primarily applied to the door panels, door frames, front and rear windshields, engine hood, and trunk lid. The method for installing automotive sealing strips is as follows: 1. Thoroughly clean and dry the areas where the soundproof sealing strips are to be installed and the flat surfaces of the sealing strips; 2. Select the appropriate adhesion position, locate the starting point for adhesion, and begin pressing and adhering the sealing strips from the starting end; 3. After ensuring that all strips are properly adhered and checked, make appropriate adjustments to the soundproof strips, then press them down carefully by hand.

[LaJayla]

I used to drive an old car and decided to try installing sealing strips. After installation, the effect was noticeable—wind noise on the highway was significantly reduced, and the sound of closing the doors became much more solid. It also helps prevent rainwater from seeping in, especially during the rainy season in the south, keeping the interior cleaner and improving AC efficiency for a cooler summer. However, it’s important to choose a reliable brand, as low-quality strips may crack and fail within months. Installation is simple: just clean the door edges and press them firmly in place—a DIY job that takes less than an hour. The cost is just a few dozen yuan, much cheaper than buying a new car. Overall, driving comfort improves significantly, but don’t expect it to solve all problems—aged sealing strips may loosen and cause even more noise. I recommend regular inspection and maintenance for older cars or those who prioritize daily quietness.

[EmeryFitz]

With a limited budget, I pondered whether sealing strips were worth it. Eventually, I bought a cheap set of self-adhesive strips. After installation, the effect wasn’t stunning but practical: the doors sealed better in the rain, preventing water from leaking in and wetting the carpets, while road noise was slightly reduced during normal driving. The low cost and quick installation—just a few minutes—made it a cost-effective choice for budget-conscious folks. If your new car already has good sealing, you might not need them, but for older cars like my decade-old one, they did improve comfort a bit. However, don’t rely too much on them—sealing strips can’t fix major issues like engine noise. Remember to check them regularly for wear and tear to avoid wasting money on frequent replacements.

[HectorDella]

Sealing strips are truly useful for vehicle protection. During long-term driving, they prevent rainwater and dust from eroding door gaps, thereby extending the lifespan of components. After installation, there is less air leakage from the air conditioning, maintaining a more stable temperature inside the car and reducing noise to enhance driving smoothness. However, it's essential to choose durable materials; otherwise, they may age quickly and affect performance. I make it a habit to check them every six months to ensure they remain tightly fitted and avoid any issues caused by detachment.