Generac 0J5141 Full Synthetic 5W-30 Engine Oil (12 Quart). Generac Full Synthetic 5W30 Engine Oil (12 Quart). High quality synthetic base fortified with an advanced additive. Maximum protection against viscosity breakdown. Protects against the formation of sludge and varnish deposits. Recommended for Use In All Gasoline Engines. Exceeds API SN service classification requirement. Note Always Follow Recommended Oil Weight In Your Owner’s Manual. Need one quart see 0J5140. Product Category: General Generator Accessory. OUR PROMISE TO YOU. At Build, we promise to provide the best selection we can, most competitive pricing, and unmatched customer service. Our store has quality home improvement products from trusted manufacturers like Moen, American Standard, Delta, Kraus, Kichler, Progress Lighting, Schlage, Kwikset, Baldwin, Broan, NuTone, Air King, and Rev-A-Shelf. With over 200,000 home improvement products for you to choose from, we have just what you need to get your project done. We promise to make it our priority to get you your items as fast as we can. View more great items. Summit SBC635MNK 24W 5.6 Cu. Built-In / – Black. Summit SWC1840BCADA 18W 34 Bottle Capacity Built-In / – Stainless Steel. $1,790.28. Summit SPFF51OSIF 24W 4.72 Cu. Built-In / – Panel Ready. $2,125.00. Summit FF7BKCADA 24W 5.5 Cu. Compact Freezerless – Stainless Steel. $1,800.00. This listing is currently undergoing maintenance, we apologize for any inconvenience caused.