STP Oil Treatment for Gearboxes – 150 ml Additive

? Description:

A high-performance additive designed to lubricate hard-to-reach areas like manual gearboxes, differentials, rear axles, and steering boxes. It reduces friction and noise and ensures smoother gear shifting.  

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⚙️ Key Features:

Friction reduction: Enhances lubrication for a quieter and smoother drive  

Noise damping: Softens gear-meshing sounds for a more comfortable ride  

Easy application: One bottle treats gearbox, diff, steering box in one go  

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? Important Warning:

Not suitable for use in vehicles with wet clutches or friction drive systems, such as some manual transmissions—too much lubrication may cause clutch slippage .

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? Usage Instructions:

Add the entire 150 ml bottle directly into the gearbox, differential, or steering box during or between oil changes  .

Avoid use in automatic transmissions, overdrive units, slip-type differentials, or wet-clutch gearboxes  .