1) High Strength Filter Canister with Anti-Rusty Coating
 Strengthen the filter against internal pressure to prevent it from fatigue failure and extra anti-rust coating to protect the inner side of the canister from getting rusty.
2) Coiled Steel Spring with Rubber Bush
 Holds internal Components of the filter in place and the top rubber bush will be protecting the top side of the filter canister from getting worn-out by the sharp Holds internal Components of the filter in place and the top rubber bush will be protecting the top side of the filter canister from getting worn-out by the sharp
3) High Quality Imported Filter Media
 Improved filter media with higher efficiency and longer life time, allow the filter to capture smaller particles and hold more dirt during the filtration process.
4) Spiral Steel Center Tube
 Increase the smooth flow of the lubricant oil and [...]