TCM ST-450 Switchable Exhaust Mufflers

Teague Custom Marine ST-450 switchable exhaust mufflers give you the best of both worlds: wide open performance and sound, as well as comfortable and legal cruising noise levels. Operated by a switch at the dash, these mufflers feature a solenoid that opens and closes an internal butterfly valve to divert exhaust gasses through an outer jacket. No unsightly and bulky Y-Pipes or pneumatic pump setups required; these are the ultimate marine muffler solution. Now USCG approved and Mercury factory certified for warrantied catalyzed Mercruiser engines!
- $1,408.31TCM ST-450 SWITCHABLE EXHAUST MUFFLER SYSTEM - 4.0" OD Hose Straight Connection SKU: TCM ST450SSFP Manufacturer: TEAGUE CUSTOM MARINE
- $1,408.31TCM ST-450 SWITCHABLE EXHAUST MUFFLER SYSTEM - 4.5" OD Straight Connection SKU: TCM ST450HEADER Manufacturer: TEAGUE CUSTOM MARINE
- $1,408.31TCM ST-450 SWITCHABLE EXHAUST MUFFLER SYSTEM - 4.5" OD Hose Angled Connection SKU: TCM ST450SSHPCMI Manufacturer: TEAGUE CUSTOM MARINE
- $134.75Actuator ST450 SKU: SYN 1ZE6U1B1S1 Manufacturer: TEAGUE CUSTOM MARINE
- $8.97ST450 Reseal Kit SKU: TCM ST450SEALKIT Manufacturer: TEAGUE CUSTOM MARINE
- $54.97ST450 Rebuild Kit SKU: TCM ST450REBUILD Manufacturer: TEAGUE CUSTOM MARINE
- $22.68TCM EXTERNAL 4 1/2" FLAPPER (EACH / ONE Flapper only) SKU: TCM 412SAL Manufacturer: TEAGUE CUSTOM MARINE
- $137.444 1/2" Inner Exhaust Flapper Assembly kit (1 pair) SKU: TCM ST450IFA Manufacturer: TEAGUE CUSTOM MARINE
- $12.75Inner Exhaust Flapper Assembly Rebuild Kit (EACH / ONE Flapper only) SKU: TCM ST450FLAP Manufacturer: TEAGUE CUSTOM MARINE