Mercury Marine / Quicksilver 8M0115149 Exhaust Y-Pipe Assembly

Model # 21173380 Mfg # 8M0115149
5 out of 5 Customer Rating
Orders placed by 3 PM EST typically ship the same day. Orders placed after this time will be processed the next business day.
Mercury Marine / Quicksilver 8M0115149 Exhaust Y-Pipe Assembly image number 0
Mercury Marine / Quicksilver 8M0115149 Exhaust Y-Pipe Assembly image number 1
Mercury Marine / Quicksilver 8M0115149 Exhaust Y-Pipe Assembly
Model # 21173380 Mfg # 8M0115149
5 out of 5 Customer Rating
Orders placed by 3 PM EST typically ship the same day. Orders placed after this time will be processed the next business day.
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Mercury Marine Exhaust Y-Pipe Assembly

The Mercury Marine / Quicksilver 8M0115149 is a genuine OEM collector exhaust Y-pipe assembly engineered for MerCruiser sterndrive engines. As a factory-original replacement part, it meets the exact specifications and tolerances of the original equipment, ensuring reliable performance and proper fitment. This part supersedes earlier part numbers 807130A4, 44266T, and 44266T1, as well as casting numbers 807130-C and 861229C.

Compatible with a wide range of 1996 and newer MerCruiser sterndrive engines, including 4.3L, 5.0L, 5.7L, 7.4L, 8.2L, and 6.2L powerplants paired with Alpha Gen-II and Bravo I, II, and III sterndrives. This broad compatibility makes it one of the most versatile exhaust Y-pipe replacements in the MerCruiser lineup.

Key Features

  • Genuine Mercury Marine / Quicksilver OEM factory part — not aftermarket
  • Includes exhaust shutters (flappers) and grommets for a complete installation
  • Supersedes part numbers 807130A4, 44266T, 44266T1, casting numbers 807130-C and 861229C
  • Compatible with 1996 and newer MerCruiser sterndrive engines: 4.3L, 5.0L, 5.7L, 7.4L, 8.2L, and 6.2L
  • Fits Alpha Gen-II and Bravo I, II, and III sterndrives
  • Backed by Mercury Marine and Quicksilver 1-year factory warranty against defects and workmanship
  • Shipping weight approximately 14.1 lbs; package dimensions approximately 18.3 × 8.0 × 31.7 inches

Compatibility 1996 and newer MerCruiser sterndrive engines , 4.3L engines , 5.0L engines , 5.7L engines , 7.4L engines , 8.2L engines , 6.2L engines , Alpha Gen-II sterndrive , Bravo I sterndrive , Bravo II sterndrive , Bravo III sterndrive
Dimensions 18.3 x 8.0 x 31.7 inches
Length 18.3 inches
Replaces 807130A4, 44266T, 44266T1, 807130-C, 861229C, 815786
Warranty 1 year factory warranty against defects and workmanship

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