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Shell LA2634
high-definition video
May allow more spark advance for increase power and efficiency
such as to combustion efficiency as a result of combustion chamber cleanliness
Mazda B6Y1-14-302
3M™ Oil Additive - 16 Oz. diy Shell LA26343M Oil Additive 16 Oz. An oil additive that improves fuel economy and power! Contains a unique friction modifer. Reduces friction, and engine wear while reducing build up of harmful deposits. Compatible with ALL types of engine oil. Add during oil change, or as a top off between oil changes. Reduces friction and wear to extend engine life. Improves fuel economy and power. Helps prevent build up of harmful deposits. 16 Oz Shipping takes 4 6 days.