Truck My Order
English
English
Español
United States（USD $）
Australia（AUD AU$）
Canada（CAD $）
Chile（CLP CLP）
France（EUR €）
Germany（EUR €）
Indonesia（IDR Rp）
Japan（JPY ¥）
Korea（KRW ₩）
Malaysia（USD $）
Mexico（MXN $）
New Zealand（NZD $）
Oman（OMR ر.ع.）
Qatar（QAR ر.ق）
Russia（USD $）
Saudi Arabia（SAR ر.س）
Spain（EUR €）
Sweden（SEK kr）
Switzerland（CHF ₣）
Ukraine（UAH ₴）
United Arab Emirates（AED د.إ）
United Kingdom（GBP £）
United States（USD $）
OEM Parts
Up to 50% off
Part #
Log in
Home
Parts Catalog
Fuel System
Fuel Pump
Injector
Flexible Hose
Fuel Supply Tube
Fuel Drain Tube
Fuel Filter
Solenoid
Air System
Intake Manifold
Exhaust Manifold
Turbocharger
Aftercooler
Exhaust Outlet Connection
Heat Shield
Air Transfer
Clamp
Cooling System
Fan Hub
Fan Pulley
Fan Support
Oil Cooler
Water Pump
Water Tube
Water Tube Connection
Thermostat
Heat Exchanger
Lubrication System
Oil Pan
Oil Control Valve
Oil Pump
Oil Filter
Oil Manifold
Oil Suction Tube
Oil Tube
Dipstick
Check Valve
Oil Seal
Male/Female Union
Crankcase Breather
Base Engine
Crankshaft
Piston
Main Bearing
Cylinder
Gear Cover
Camshaft
Connecting Rod
Flywheel
Vibration Damper
Engine Support
Idler Pulley
Accessory Drive
Valve Cover
Belt
Rocker Lever
Seals
Gaskets
Hoses
Electrical
Starting Motor
Alternator
Wiring Harness
Sensor
ECM
Overhaul Kit
Tool
Cummins
4BT/6BT/B3.3
ISB/QSB
K19/K38/K50/QSK
L10 / M11 / ISM / QSM
NH/NTA 855
C8.3/ISC/QSC/6CT
ISL/QSL
ISX/QSX/X15
VTA/QSV
F2.8/F3.8/ISF/QSF
QST30
ISZ/QSZ
ISG/QSG/G11/G12
About us
FAQ
Contact us
Truck My Order
Truck My Order
English
English
Español
United States（USD $）
Australia（AUD AU$）
Canada（CAD $）
Chile（CLP CLP）
France（EUR €）
Germany（EUR €）
Indonesia（IDR Rp）
Japan（JPY ¥）
Korea（KRW ₩）
Malaysia（USD $）
Mexico（MXN $）
New Zealand（NZD $）
Oman（OMR ر.ع.）
Qatar（QAR ر.ق）
Russia（USD $）
Saudi Arabia（SAR ر.س）
Spain（EUR €）
Sweden（SEK kr）
Switzerland（CHF ₣）
Ukraine（UAH ₴）
United Arab Emirates（AED د.إ）
United Kingdom（GBP £）
United States（USD $）
Home
Parts Catalog
Fuel System
Fuel Pump
Injector
Flexible Hose
Fuel Supply Tube
Fuel Drain Tube
Fuel Filter
Solenoid
Overhaul Kit
Air System
Intake Manifold
Exhaust Manifold
Turbocharger
Aftercooler
Exhaust Outlet Connection
Heat Shield
Air Transfer
Clamp
Tool
Cooling System
Fan Hub
Fan Pulley
Fan Support
Oil Cooler
Water Pump
Water Tube
Water Tube Connection
Thermostat
Heat Exchanger
Lubrication System
Oil Pan
Oil Control Valve
Oil Pump
Oil Filter
Oil Manifold
Oil Suction Tube
Oil Tube
Dipstick
Check Valve
Oil Seal
Male/Female Union
Crankcase Breather
Base Engine
Crankshaft
Piston
Main Bearing
Cylinder
Gear Cover
Camshaft
Connecting Rod
Flywheel
Vibration Damper
Engine Support
Idler Pulley
Accessory Drive
Valve Cover
Belt
Rocker Lever
Seals
Gaskets
Hoses
Electrical
Starting Motor
Alternator
Wiring Harness
Sensor
ECM
Cummins
4BT/6BT/B3.3
ISB/QSB
K19/K38/K50/QSK
L10 / M11 / ISM / QSM
NH/NTA 855
C8.3/ISC/QSC/6CT
ISL/QSL
ISX/QSX/X15
VTA/QSV
F2.8/F3.8/ISF/QSF
QST30
ISZ/QSZ
ISG/QSG/G11/G12
About us
FAQ
Contact us
Cart
Your cart is currently empty.
Continue shopping
Coupon Code
Apply
1
/
4
Home
/
Exhaust Manifold
Cummins
4BT / 6BT
ISB / QSB
/
3999806 Exhaust Manifold
3999806 Exhaust Manifold
Fits Cummins Engine 6B5.9 QSB4.5
$
374.98
USD
$
589.96
USD
Save
$
214.98
USD
Shipping
calculated at checkout.
3999806
Brand: Cummins
Supersedes:
Condition:New / OEM Quality
Free worldwide shipping · 3–15 days
In stock
Quantity
Add to cart
Add to cart
Facebook
Twitter
Pin
Line
Whatsapp
Tumblr
Exhaust Manifold 3999806 fits Cummins 6B5.9 and QSB4.5 engines. Designed for a direct fit and stable exhaust flow, it keeps performance consistent. OEM quality for reliable operation and long service life.
Condition:New / OEM Quality
Free worldwide shipping · 3–15 days.png){kind=icon}
