New
Arrivals/Restock
BTR Brian Tooley Racing LS1/LS6 MLS Cylinder Head Gasket Pair - Fits 4.8L 5.3L 5.7L Gen 3 LS Engines - Multi-Layer Steel Design - Replaces GM Part #12589226
4.6 (140 items)
Limited Time SaleUntil the end
17
06
38
$65.99 cheaper than the new price!!
Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Free cash-on-delivery fees for purchases over $99
See all stores
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
New $109.99
Product details
| Management number | 212909428 | Release Date | 2026/04/12 | List Price | $44.00 | Model Number | 212909428 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- Pair of High-Performance MLS Head Gaskets – Includes two (2) BTR multi-layer steel (MLS) head gaskets BTR98544 , designed for precision sealing under high-compression and high-heat conditions.
- Direct Fit for LS1, LS6 & 4.8–5.3L Gen 3 LS Engines – Perfect fit for 4.8L, 5.3L, and 5.7L engines, including LS1, LS6, LM7, L59, LR4, L33, and LS4.
- Replaces GM Part #12589226 – Built to match OEM specs for reliable installation and performance while delivering aftermarket-grade durability.
- Multi-Layer Steel Construction – Each gasket is constructed from premium MLS layers for maximum sealing strength and resistance to head lift, detonation, and high cylinder pressure.
- Built for Boosted or High-Compression Builds – Ideal for naturally aspirated, turbocharged, or supercharged applications, and trusted by serious LS builders across the industry.
| Color | Multicolor |
|---|---|
| Brand Name | BTR Brian Tooley Racing |
| Item Shape | Round |
| Manufacturer | BTR Brian Tooley Racing |
| Material Type | Multi-Layer Steel |
| Item Thickness | 0.05 Inches |
Head
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form