If you are looking for the best transmission additives in 2019, this listing/research/review was made exactly for you. We spent heaps of time researching the top products within transmission additives so you simply can find and buy just the right one for your needs.

To give you an overview, we thoroughly evaluated their main features product by product. After that, we looked into existing reviews on various platforms, such as Amazon, Walmart, and other product review sites, and weighed the different products to each other.

Below, you can find the top 5 transmission additives in 2019 presented in a user-friendly table. Happy shopping, and hope you find our suggestions helpful.

5 Best Transmission Additives in 2019

	Product award	Our score	Product picture	Top product features
Lucas Transmission Fix		★★★★★ ★★★★★		Solvent-free formula Improves overall consistency No draining needed before use
Lucas ATF Conditioner		★★★★★ ★★★★★		Ideal for frigid climates Works great with fresh fluid Lowers wasteful heat production
LubeGuard Platinum		★★★★★ ★★★★★		Has a special anti-shudder component Won’t upset sulfur balance Free of zinc and graphite
Justice Brothers Conditioner		★★★★★ ★★★★★		Enhances heat diffusion Ideal for limited-slip differentials Twice as costly as similar options
ATP Re-Seal		★★★★★ ★★★★★		No harmful petroleum distillates Works in any hydraulic system Doesn’t aid shifting or efficiency

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