FREE Shipping on Most $75+ Orders

Radiator Cap with Cover

Yittzy
Allstar Performance Radiator Cap with Cover
Hover to zoom
Allstar Performance

Radiator Cap with Cover

MPN: 30139UPC: 848238018592
In Stock
Only 5 left in stock - order soon!
$29.99$31.19SAVE 4%

Radiator Cap - 16 lb - Hexagon - Aluminum - Polished - Standard Size Radiator Necks - Each

1

Secure Checkout

SSL Encrypted

Easy Returns

30-day policy

Guaranteed Fitment

Or your money back

Pay Over Time

With Affirm

Usually ships in 1-3 business days

Radiator Cap - 16 lb
- Hexagon
- Aluminum
- Polished
- Standard Size Radiator Necks
- Each

Earn 29 Yittzy Rewards points with this purchase — 1 point per $1 spent. Join free

Compare Radiator Cap Options

See how this product compares at different price points

Budget Pick
Hex One-Piece Radiator Cap- Chrome

Spectre

Hex One-Piece Radiator Cap- Chrome

$13.99

Best Value
Current
Radiator Cap with Cover

Allstar Performance

Radiator Cap with Cover

$29.99

Premium Pick
Radiator Cap Alum Plsh 16lb

Trans-Dapt Performance

Radiator Cap Alum Plsh 16lb

$38.99

Complete the BuildMore from Allstar Performance

Driving Gloves SFI 3.3/5 Outseam D/L MD Orange

Accessories

Driving Gloves SFI 3.3/5 Outseam D/L MD Orange

$79.99

Coated Braided Line 12in #4Hose -4Str/-4Str Steel

Hardware, Fasteners and Fittings

Coated Braided Line 12in #4Hose -4Str/-4Str Steel

$16.99

Fuel Filter 8in -10 No Element

Fuel Tank

Fuel Filter 8in -10 No Element

$47.99

Metal Storage Case 21 Comp 9.5x13.5x2

Truck Tool Box

Metal Storage Case 21 Comp 9.5x13.5x2

$49.99

Pro Rod End LH Male Moly 1/2 ID x 5/8 Thread 10pk

Suspension

Pro Rod End LH Male Moly 1/2 ID x 5/8 Thread 10pk

$109.99

Driving Shoes Black/Red SFI3.3/5 Pro Series 12.0

Accessories

Driving Shoes Black/Red SFI3.3/5 Pro Series 12.0

$129.99

Compare Radiator CapBest Radiator Cap →

Related Articles

Allstar Performance Sure Seal Spacer 2in: Complete Guide

Product Reviews · May 14, 2026

Allstar Performance Sure Seal Spacer 2in: Off-Road Upgrade Guide

Product Reviews · May 5, 2026

Allstar Performance Sure Seal Spacer 2in: Perfect Lift Solution

Product Reviews · Apr 28, 2026

You May Also Like