Cadillac Performance Oil Filler Caps

At Advance Auto, we carry 2 different types of Performance Oil Filler Caps for your Cadillac at competitive prices to fit your budget. Save on costs when you find your Cadillac replacement Performance Oil Filler Caps with us.

Make sure to compare prices and take a look at the top user reviewed Performance Oil Filler Caps that fit your Cadillac. The ratings and reviews for these aftermarket Cadillac Performance Oil Filler Caps really help you make the right decision.

Whether you’re a do-it-yourselfer or trained auto tech, you’ll appreciate the convenience of home or business delivery, or picking up your Performance Oil Filler Caps at the nearest Advance Auto Parts location.

Compare 2 Cadillac Performance Oil Filler Caps

Search our full catalog of aftermarket Cadillac Performance Oil Filler Caps below. Make sure to check for user reviews of Performance Oil Filler Caps to learn which worked the best for our customers.

Mr. Gasket – Oilbreathercap (Part No.9810BP)

Oilbreathercap

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$9.89
This chrome plated breather, or oil filler cap, is internally baffled with filter. Very similar to the original equipment breather used on 1965-1967 Chevrolet 396-427 Big Blocks. GM (General Motors) #6421868. Fits valve cover openings with 1.22 inch diameter. Its overall dimensions are 2-1/8 inch tall and 2-1/2 inch in diameter.

Product Features:
  • Integral Metal Baffle
  • Grommet Included
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Mr. Gasket – Chrome Breather – Push-On Style – 2-1/2"Diameterx2-1/8"Ht. W/Logo – Great For Hi-Performance Use! (Part No.2068)

Chrome Breather - Push-On Style - 2-1/2"Diameterx2-1/8"Ht. W/Logo - Great For Hi-Performance Use!

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$14.99
Replaces original equipment GM (General Motors) breather #6421868 on 1965-1967 GM (General Motors) big block engines.

Product Features:
  • Internally baffled with filter
  • Fits valve cover openings with 1.22¿ dia.
  • Fits valve cover openings with 1.22┐ dia.
  • Replaces OEM – GM breather #6421868 on 1965-67 GM Big Blocks
  • 2-1/8¿ tall x 2-1/2¿ dia.
  • 2-1/8┐ tall x 2-1/2┐ dia.
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