Castrol Full Synthetic Engine Oil 5W-30 5 Quart

Castrol 03057-3PK GTX Magnatec Green 5W-30 Motor Oil - 5 Quart, (Pack of 3) : Automotive

Castrol Edge 5W-30 Advanced Full Synthetic Motor Oil, 5 Quarts, Pack of 3

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.

Castrol EDGE Extended Performance 0W-20 Advanced Full Synthetic Motor Oil: 5 Qt 15B58F - Advance Auto Parts

Castrol Edge 5W-30 Advanced Full Synthetic Motor Oil, 5 Quart Eco Pack

Keeps your engine running like new. Dexos approved Gen 2. Nascar Official Motor Oil. Unsurpassed wear protection. Helps prevents sludge & deposits. Nothing outperforms Mobil 1 in overall performance: Outstanding protection in all operating conditions. Helps extend engine life, even in severe conditions. Controls oil breakdown to protect for 10,000 miles (Protects for 10,000 miles or 1 year, whichever comes first).

Mobil 1 Motor Oil, 5W 30, Fully Synthetic - 1 qt bottle

Pennzoil Full Synthetic Motor Oil SAE 5W-30 Motor Oil 5 Qt. 550058602 - The Home Depot

Castrol GTX High Mileage Synthetic Blend Motor Oil 5W-30 5 Quart 15980

(3 Pack) Castrol Edge 5W-30 Advanced Full Synthetic Motor Oil, 1 qt

Castrol GTX High Mileage motor oil is the leading consumer high-mileage brand. It's a synthetic blend motor oil that helps extend the life of your engine by protecting against sludge, wear and burn-off. Castrol GTX High Mileage is also engineered to protect your emission system. One of the leading causes of 'check engine' lights coming on in high mileage cars is catalytic converter failure, which can be caused by phosphorous in engine oil.

Castrol GTX High Mileage Motor Oil, SAE 5W-30 - 1 qt