GR Synthetic Oil is made from the finest automotive grade, Group IV, PAO and Ester base oils and specially designed additive packages, the GR oil is designed specifically to protect and enhance modern, small displacement, high horsepower engines. GR-3, the 5W-30 is ideal for high revving normally-aspirated engines, like VTEC Hondas. GR-2, 5W-40 works great for stock or bolt-on turbo kits, while the flagship GR-1, 10W60 is geared towards super high horsepower built-engines with high boost. GR synthetic oil can be purchased at any Authorized GReddy Dealer.

GR-1, 10W-60 oil is highly shear-stable engine oil that offers exceptional engine protection in performance driving conditions. This is especially important when protecting highly modified balanced and blueprinted engines, with forged pistons and bored cylinders. This 10W-60 oil contains special additive packages to protect high-power, high-acceleration, racing cars; including: +650hp front wheel drive Drag cars to +1000hp High Speed 0-300km/h Supras and Skylines.

GR-2, 5W-40 can be used in all turbocharged or naturally aspirated gasoline and diesel engines used in performance cars. It is recommended for use in rallying, motor racing and other arduous driving conditions such as sustained high-speed motoring, or in slow moving, dense traffic conditions. GR-2 oil contains special additive packages and a PAO and Ester base to maintain smooth RPM response, even though it maybe a heavier weight oil then factory recommend. GR-2 provides need protection for bolt-on and upgraded turbo and supercharger kits for all makes.

GR-3, 5W-30 is recommended for use in rallying, motor racing and other arduous driving conditions such as sustained high-speed motoring, or in slow moving, dense traffic conditions, for all naturally aspirated engines, especially those with multi-valves. GReddy GR-3 is high performance lightweight oil, which protects while reducing friction whatever the RPM. Engines with advanced cylinder heads, including oil actuated camshafts and camshaft-timing designs, benefit highly from the consistent oil pressure of GR-3, even under high temperatures.

Returns; Defective and Damaged Merchandise

Defective and freight damaged merchandise (but only where IntakesandAccessories.com is providing shipment) may be returned to IntakesandAccessories.com for full credit, but only upon verification by IntakesandAccessories.com of such defect or damage. A Returned Merchandise Authorization ("RMA") form must be filled out by the Buyer and Approved by IntakesandAccessories.com. Credit will be issued to Buyer upon receipt of the RMA form and the claim approval from the freight company.

Returns; Exchanges; Good Merchandise

Returns of good merchandise may be accepted by IntakesandAccessories.com in its sole discretion under the following conditions:

Return/Exchange of merchandise in totally re-saleable condition, without markings on the original packaging will be restricted to extraordinary circumstances with prior approval from IntakesandAccessories.com. Accepted return will be assessed a 25% restocking charge. Returned part number shall not exceed 15% of total annual purchase quantities.

Return/Exchange of merchandise in packaging that has been marked, relabeled or otherwise defaced will be restricted to extraordinary circumstances with prior approval from your IntakesandAccessories.com. Accepted return will be assessed a 30% restocking charge, except that IntakesandAccessories.com merchandise returned in packaging that has been marked, relabeled or otherwise defaced will be subject to a 40% restocking charge. Returned part number shall not exceed 15% of total annual purchase quantities.

Merchandise classified by IntakesandAccessories.com as TB (To Be Discontinued), or DC (Discontinued), may not be returned for credit.

Merchandise on sales promotion or inventory packages may not be returned for credit.

Buyer must pay all return transportation charges.

Buyer must obtain and complete an RMA form, issued by IntakesandAccessories.com, for any good merchandise return or exchanges.

Returns/Exchanges will not be accepted under any circumstances after 15 calendar days after the ship date indicated by IntakesandAccessories.com.

Any returns for non-fitment or quality issues will require high quality digital pictures of the products to be emailed to the account manager before an RMA is approved.

Order cancellations will take up to 48 hours after a cancellation is requested before the order is officially cancelled and money processed for return.