[This review was collected as part of a promotion.] I have used Pennzoil for years and this is by far the one you can count on to take care of your car. Reliable!

Been using Pennzoil my whole life. I remember my Dad teaching me how to change oil when I was a young boy. Only oil he would use. I have used it in every vehicle I have owned since. Never left me down.

[This review was collected as part of a promotion.] I have been using this oil for a long time. It's the only oil I trust in my cars. Great performing I oil..

[This review was collected as part of a promotion.] I've used Pennzoil 5W30 in 98 Blazer & 99 GMC Sierra since their purchase new. Changed every 3000 miles in each vehicle. No leaks & great performance.

[This review was collected as part of a promotion.] My bearings look almost new with this oil, and I have 9ver a 100,000 miles on it ,I change every 3000 miles

[This review was collected as part of a promotion.] I used this product for 30 years, and don't change my oil as soon as I should. When I do the oil looks as good as when I put it in.

[This review was collected as part of a promotion.] Switched my all-original 1974 12hp Kholer to 30wt Pennzoil- seems to stay a little cleaner. Runs fine

[This review was collected as part of a promotion.] I have used this in my Toyota 4 Runnersince I bought it new nad now it has almost 200000 miles on it. Thanks Pennzoil for making a great oil.

[This review was collected as part of a promotion.] I have always used Penzoil synthetic blend and Active is my favorite to make sure I am taking care of my engine!!

[This review was collected as part of a promotion.] I used this in my Nissan truck that I owned for 24 years, and now use it in my Toyota truck I've owned since 2009!