8 Results Found For "Design Engineering DEI 040104 - DEI Radiator Relief"

Design Engineering Radiator Relief, Reduces Temperature, Quicker Warmup, Antifreeze Compatible, 32 oz., Each

Part Number: DEI-040104

4.0 out of 5 stars ( 3 )

Cannot be shipped Internationally

• Restricted

Radiator Flush, Relief, 16 oz., Each

Part Number: DEI-040202

4.75 out of 5 stars ( 4 )

Cannot be shipped Internationally

• Restricted

Radiator Flush, Diesels, Relief, 16 oz., Each

Part Number: DEI-040204

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted

Coolant Additive, Radiator Relief, 16 oz., Each

Part Number: DEI-040200

4.25 out of 5 stars ( 4 )

Cannot be shipped Internationally

• Restricted

Exhaust and Header Wrap, Titanium, 1,800 Degrees F Direct Heat, 2,500 Degrees F Radiant Heat, Lava Rock, Bronze, 2 in. Wide x 50 ft., Ties, Kit

Part Number: DEI-010095

4.47 out of 5 stars ( 66 )

Estimated Ship Date: Tomorrow

• Mfr. Rebate

$20.00 Mail-In Rebate

Price after Manufacturer Rebate: $82.99

Rebate Expires: 8/31/2025

Get $20 back after rebate on this DEI product! Go to www.summitracing.com/go/dei to redeem offer. ...Read More

Get UP TO $100 back after rebate on select DEI Exhaust Wrap! Go to www.summitracing.com/go/dei for more rebate details. Valid on purchases made between 7/1/25 and 8/31/25. Must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Rebate intended for end consumer only. Limit two qualifying purchases per household. Show Less

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Heat Barrier and Sound Deadening Mats, Under Carpet Floor insulation kit, '90-'05 Miata - Thermal & Acoustic Interior Kit

Part Number: DEI-50295

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Heater Hotter, 16 oz, Each

Part Number: DEI-040206

5.0 out of 5 stars ( 2 )

Cannot be shipped Internationally

• Restricted

Heat Shrink Tubing, 3:1, Hi-Temp, Black, 9mm/12mm/18mm/24mm Diameters, 2 ft. Length, Set of 4

Part Number: DEI-010836

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow