{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
Select your vehicle
Vehicle Info Required to Guarantee FitAdd Vehicle

Gates®
31778 Gas Cap

Tap image and pinch to zoom.
$13.99
$43.10Save: $29.11(68%)
Manufacturer #31778
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Part:
Brand:

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1975 Buick Apollo
Base
8 Cyl 4.3L
GAS
1975 Buick Apollo
Base
6 Cyl 4.1L
GAS
1975 Buick Apollo
Base
8 Cyl 5.7L
GAS
1975 Buick Apollo
SR
8 Cyl 5.7L
GAS
1975 Buick Apollo
SR
8 Cyl 4.3L
GAS
Page 1 of 1060 | Showing 1 - 5 of 5297 results

Product Information

Gates Locking Fuel Cap

Notes: 2.61 in. Cap Depth; 1.77 in. Neck Diameter; 2.91 in. Shell Diameter; Threaded; Emission Control

Gates fuel cap offers a durable construction of a wear-resistant thermoplastic compound to ensure tight closing and to avoid spills and leaks. It fixes securely and make tampering with your fuel tank impossible. It is easy to install.

Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Customer Reviews

Gas Cap
Not the best but decent/
Fuel cap doesn't lock, key keeps locking and unlocking when trying to take gas cap off.
Antonio V.
VERIFIED PURCHASER
Purchased on Dec 12, 2020
Gas Cap
It Works
No issues.
Michael T.
VERIFIED PURCHASER
Purchased on Mar 30, 2023
Gas Cap
K20 locking gas cap
Cap arrived on time seems to be good quality no issues yet
Bryan D.
VERIFIED PURCHASER
Purchased on Feb 18, 2023