Promotion Summary (Refer to
Full Official Rules for details): The Promotion consists of a rebate offer and a sweepstakes, as described below in the Official Rules.
How It Works:
- Promotion Period: The Promotion begins at 12:00:01 AM Central Time (“CT”) on April 29, 2026, and ends at 11:59:59 PM CT on June 23, 2026 (the "Promotion Period"). For the Rebate and automatic entry for the Sweepstakes, purchase of an Eligible Product from O’Reilly or Parts City must be completed by June 23, 2026, and submission received by July 23, 2026. For the free method of entry for the Sweepstakes, all entries must be postmarked by June 23, 2026, and received by July 23, 2026.
- Eligible Products: Castrol EDGE, Castrol EDGE High Mileage, Castrol EDGE Euro.
- Eligibility: BP Lubricants USA Inc.’s Castrol MF Day (“Promotion”) is open to legal residents of the 50 United States and District of Columbia, excluding Rhode Island and, who are 18 years of age or older (or 19 for residents of NE & AL) (“Entrant”). Void in RI and where prohibited or restricted by law.
The Rebate: $15 O’Reilly or Parts City Gift Card sent via mail to the address used during form submission. The brand (O’Reilly or Parts City) of gift card will be same as and depend on the place where the Eligible Product was purchased.
- Purchase Requirement: One (1) 5 Qt. Jug OR Five (5) 1 Qt. bottles of Castrol EDGE, Castrol EDGE High Mileage, Castrol EDGE Euro motor oil from O’Reilly or Parts City.
- To receive your Rebate: Visit www.castrolpromotion.com (“Website”) and follow the directions to complete and submit an official entry form, including uploading a copy of the original receipt showing the O’Reilly or Parts City location (including address), specific eligible product, price paid, receipt total and date of purchase (which must be made during the Promotion Period).
- Allow 3-5 business days to process your submission. Validated submissions will be sent a notification to the e-mail address provided.
- Once verified, entrants will receive a $15 O’Reilly or a Parts City Gift Card (depending on where purchase was made) via mail at the address used during form submission. Valid proof of purchase clearly showing the Eligible Product purchased at either O’Reilly or Parts City is required. The brand (O’Reilly or Parts City) gift card will be the same as and depend on where the Eligible Product was purchased.
- Allow up to six (6) weeks to receive your gift card.
Sweepstakes Grand Prize:
- Five (5) Grand Prize winners will be selected in a random drawing on or about August 5, 2026, for a Grand Prize of a $5,000.00 check made payable to each winner (“Grand Prize”). The total ARV of all Grand Prizes available in the Sweepstakes is $25,000. All federal, state and local taxes on the Grand Prize is the sole responsibility of the winner. Refer to Official Rules on www.castrolpromotion.com for details.
The Sweepstakes: NO PURCHASE NECESSARY TO ENTER SWEEPSTAKES. A PURCHASE OR PAYMENT OF ANY KIND DOES NOT INCREASE YOUR CHANCES OF WINNING. Successfully verified Rebate submissions are automatically entered into the Sweepstakes. Odds of winning a Grand Prize will depend on the total number of eligible entries received during the Promotion Period. See Full Official Rules for details. To enter without purchase, handprint your full name, street address, city, state and zip code, day and evening telephone numbers (including area codes), and e-mail address on a 3"x5" postcard/paper and mail in a #10 sealed envelope with proper postage affixed to: Castrol Mother’s and Father’s Day Promotion 2026, c/o Arrowhead Promotion & Fulfillment Co., Inc., P.O. Box 4006, Dept R14289, Grand Rapids, MN 55730, to be postmarked by 06/23/2026 and received by 07/23/2026.
LIMITS: One (1) entry per person, household or address during the Promotion Period, for all Castrol promotional offers coded R14289, regardless of the method of entry. Multiple entries received for any person will be void. The brand of Castrol motor oil must be indicated on your receipt. Use of fictitious names or addresses to fraudulently obtain additional offer of redemption is a violation of federal law and may result in prosecution and a term of imprisonment, fine or both. Trading or selling proof-of-purchase is strictly prohibited. Requests from clubs, groups, and organizations will not be honored. Bulk submissions or submissions by service facilities on behalf of consumers are not permitted. This offer may not be published in any publication without written permission from BP Lubricants USA Inc.This Rebate offer cannot be combined with any other Castrol Motor Oil offers or rebates. Once submitted, an entry cannot be deleted, canceled, or modified. All entries become the property of the Sponsor. Sponsor reserves the right, in its sole discretion, to void all entries of an entrant who submits more than the one permitted entry, or who the Sponsor believes has attempted to tamper with, influence, or impair the administration, security, fairness, or proper entry into the Sweepstakes. Sponsor may, in its sole discretion, amend, modify, cancel, rescind, or extend this offer, in whole or in part, at any time, without notice.
Sponsor: BP Lubricants USA Inc., 1500 Valley Road, Wayne, NJ 07470.
Administrator: Arrowhead Promotion & Fulfillment Co., Inc., 1105 SE 8th Street, Grand Rapids, MN 55744.