[This review was collected as part of a promotion.] I use it in my truck with 330000 plus miles hopeing to get another 300000 miles

[This review was collected as part of a promotion.] My family has used Pennzoil all our lives, The Best.

[This review was collected as part of a promotion.] I have use this product over 3 years now and works amazing

15 year old chevy truck with over 300,000 on it, this is the product to keep it going for 300,000 more.

[This review was collected as part of a promotion.] have 245,000 miles on truck,all of them with Pennzoil H.M.. 60 lbs of oil pressure!!

I have been using this oil since I passed 100,000 milles. No problems, I hope that it takes me to 500,000 miles. HALF-WAY THERE!!!

[This review was collected as part of a promotion.] I have used Pennzoil for as long as I've been wrenching on cars.... It's never left me down.

[This review was collected as part of a promotion.] We buy this for my wife's car and it works great!!

[This review was collected as part of a promotion.] I've always used Pennzoil in all my vehicles. Always been dependable.

[This review was collected as part of a promotion.] I run many miles and this oil seems to last longer and better than anything else I've tried.