812834A2 Mercury MerCruiser Exhaust Megaphone | Genuine Quicksilver OEM Part
812834A2 Mercury MerCruiser Exhaust Megaphone | Genuine Quicksilver OEM Part
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🔧 Product Description
Genuine Quicksilver Exhaust Extension / Megaphone Kit - Part Number: 812834A2
A genuine Quicksilver exhaust extension kit used in Mercury V6 outboard driveshaft housing and exhaust tube assemblies. This exhaust megaphone / extension forms part of the midsection exhaust path, helping route exhaust gases correctly through the driveshaft housing and lower unit.
⚙️ Key Features
- Genuine Quicksilver OEM exhaust extension kit
- Correct Mercury part number 812834A2
- Used in selected Mercury and Mariner V6 outboard midsection exhaust systems
- Fits driveshaft housing and exhaust tube assemblies where 812834A2 is specified
- Helps maintain correct exhaust flow, exhaust tone and midsection exhaust sealing
🚤 Compatibility
Commonly used on
- Mercury and Mariner V6 outboard driveshaft housing / exhaust tube applications
Typically suits
- Engine models:
- Mercury 150HP, serial 0G610050 to 0G856999
- Mercury 150HP, serial 0G960500 to 1B226999
- Mercury 150HP EFI, serial 0T409000 to 0T800999
- Mercury V-150 DFI 2.5L, serial 0T178500 to 0T800999
- Mercury V-150 EFI 2.5L, serial 1B227000 and up
- Mercury 175HP DFI, serial 1B227000 to 1B417701
- Mercury 175HP DFI, serial 1B417702 and up
- Mercury 175HP EFI, serial 0T409000 to 0T800999
- Mercury V-175 DFI 2.5L, serial 1B227000 to 1B417701
- Mercury XR6, serial 0G760300 to 0G960499
- Mercury XR6, serial 0G960500 to 1B226999
- Mercury / Mariner Racing 150 EFI Pro Max / Super Mag, serial 0G610050 to 0G856999
- Mercury / Mariner Racing 200 EFI Pro Max / Super Mag, serial 0G610050 to 0G856999
- Mercury 105 Jet, serial 0G303046 to 0G760299
- Mercury 140 Jet, serial 0G760300 to 0G960499
- Mercury 140 Jet, serial 0G960500 to 0T178499
- HP Range: commonly used across 105 Jet, 135HP, 150HP, 175HP and 200HP V6 outboard applications
- Engine Type: Mercury / Mariner 2-stroke V6 outboard
- System Type: Driveshaft housing exhaust extension / midsection exhaust tube assembly
🔌 Function
The exhaust extension / megaphone helps direct exhaust gases through the outboard midsection and into the lower exhaust outlet path while maintaining correct fitment inside the driveshaft housing.
⚠️ Common Signs of Failure
- Exhaust leakage from the midsection
- Loose, cracked or damaged exhaust extension
- Increased exhaust noise from the driveshaft housing area
- Corrosion or heat damage around the exhaust tube assembly
- Poor exhaust sealing after midsection or driveshaft housing service
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 812834A2 → Supersedes 8128341
- 812834A2 current OEM service reference
- 8128341 earlier OEM reference
OEM / Related Numbers
- 812834A2
- 812834 A2
- 812834
- 8128341
- 812834 1
Aftermarket / Verified Equivalents
- No aftermarket equivalent
📦 Condition
- Genuine Quicksilver part
- Brand new
- Supplied in original or equivalent packaging
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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