Big Boss Series 60 Exhaust Manifold. CARB EO # D773-2. Constructed from a high-silicon molybdenum ductile iron (HSMD) material. Increases airflow up to 20 over the OEM exhaust manifold. Lowers EGT (exhaust gas temperature) by 75-100 degrees. Provides a balance in exhaust pressure to turbocharger boost pressure ratios. Reduces engine turbocharger lag. Emissions: CARB EO […]
Big Boss Series 60 Exhaust Manifold. CARB EO # D773-2. Constructed from a high-silicon molybdenum ductile iron (HSMD) material. Increases airflow up to 20 over the OEM exhaust manifold. Lowers EGT (exhaust gas temperature) by 75-100 degrees. Provides a balance in exhaust pressure to turbocharger boost pressure ratios. Reduces engine turbocharger lag. Emissions: CARB EO […]
Detroit 60 Series12.7L & 14.1L Extrude-Honed & Coated Big Boss Manifold NON-EGR – Complete. With a high moly content, the worry of center-divider failure and metal dissipation is eliminated. Each manifold is designed with a full-contact joint, which allows for heat and expansion, while holding a tight, efficient seal. Each PDI manifold includes high strength, […]