Product Description
BTR Gen V Exhaust Manifold / Header Gasket (Pair)
Fits 2014+ Gen V LT Engines – LT1, LT4, L8T, L82, L83, L84, L86, L87 | Replaces GM 12657093
Upgrade or service your Gen V LT engine with this premium pair of BTR multi-layer steel exhaust manifold/header gaskets. Engineered for 2014+ LT-based 5.3L, 6.2L, and 6.6L applications, these gaskets deliver superior sealing performance under the extreme heat, pressure, and vibration common in modern direct-injected V8 engines. Designed to outperform standard replacements, the BTR gasket set ensures a tight, durable seal whether you're running factory manifolds or aftermarket performance headers.
Key Features
- Premium MLS Construction: Multi-layer steel gasket design provides exceptional sealing strength under high exhaust temperatures and pressure.
- Direct OEM Replacement: Replaces GM #12657093 with a high-quality BTR alternative engineered for performance and reliability.
- Header & Manifold Compatible: Works with factory Gen V LT exhaust manifolds as well as aftermarket performance headers without modification.
- High-Temp Durability: Built to withstand the harsh thermal cycles and exhaust gas pressures of modern LT V8 platforms, including boosted applications.
- Sold as a Pair: Includes two MLS gaskets—one for each cylinder head—for a complete exhaust sealing solution.
Key Fitments
- Engines: Gen V LT1, LT4, L8T, L82, L83, L84, L86, L87 — 2014+ 5.3L, 6.2L & 6.6L LT-based engines.
- Platforms:
Cadillac CTS-V (2016–2019), Escalade (2015–2025);
Chevrolet Camaro (2016–2024), Corvette (2014–2019);
Chevrolet Silverado (2014–2025), Suburban (2015–2025), Tahoe (2015–2025);
GMC Savana (2024), Sierra (2014–2025);
GMC Yukon (2015–2025). - Notes: Direct-fit gasket set engineered for Gen V LT platforms. Includes two MLS gaskets for both sides of the engine. Ideal for stock or performance exhaust setups.
