LS Engine Oil Cooler Bypass Cover Block-Off Plate for Gen III/IV LS Engines, Durable Aluminum Replacement for OE#12577903, 2 x 1/8" NPT Ports

★★★★★ 4.3 35 reviews

US$8.00
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US$8.00
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Free shipping Free 30-day returns

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Product details

Management number 233902236 Release Date 2026/06/27 List Price US$8.00 Model Number 233902236
Category
  • Designed to fit Gen III and Gen IV LS engines, providing a precise and reliable replacement for the factory oil cooler bypass cover.
  • Replaces OE part number 12577903 with a no-sensor-port design. Installs easily with no modifications required.
  • Made from high-strength aluminum alloy for excellent durability, corrosion resistance, and long-term performance under high temperatures.
  • Engineered with tight machining tolerances to ensure a secure fit, helping maintain proper oil pressure and preventing leaks.
  • Ideal for blocking off unused oil cooler lines during LS swaps, rebuilds, or performance upgrades. Simple bolt-on installation.
ASIN B0G2YHK8ZR
Brand AWL Brothers
Model 905-005
Exterior Black Anodized
Item Weight 3.2 ounces
Manufacturer AWL Brothers
OEM Part Number 12577903
Item model number 905-005
Package Dimensions 3.5 x 3.03 x 2.05 inches
Manufacturer Part Number AWL Brothers-005

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4.3 out of 5
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35 ratings | 14 reviews
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