Costco Mobil 5W30 for 2.0L engine? | Jeep Wrangler Forums (JL / JLU) -- Rubicon, 4xe, 392, Sahara, Sport - JLwranglerforums.com
![Anybody running the Kirkland Signature Full Synthetic 5W-30 Engine Oil? Thinking about using this in my 2011 STI. Hard to beat the price and it's got all the API and dexOS certifications. Anybody running the Kirkland Signature Full Synthetic 5W-30 Engine Oil? Thinking about using this in my 2011 STI. Hard to beat the price and it's got all the API and dexOS certifications.](https://i.redd.it/2yypd88wnug81.jpg)
Anybody running the Kirkland Signature Full Synthetic 5W-30 Engine Oil? Thinking about using this in my 2011 STI. Hard to beat the price and it's got all the API and dexOS certifications.
Costco / Kirkland full synthetic oil is not certified for use in any Ford | MaverickTruckClub - 2022+ Ford Maverick Pickup Forum, News, Owners, Discussions
![Costco] Kirkland Engine Oil 2-Pack 0w20/5w20/5w30 - $31 (in-store) / $45 (online). - Page 3 - RedFlagDeals.com Forums Costco] Kirkland Engine Oil 2-Pack 0w20/5w20/5w30 - $31 (in-store) / $45 (online). - Page 3 - RedFlagDeals.com Forums](https://f.dam-img.rfdcontent.com/cms/006/987/647/600x600_smart_fit.jpg)