Skip to the content

Inquiries & Sales: 780-757-0221

Contact Us
Tuning Support Ticket
Tuning Instructions
Dealer Order
Dealer Application
Book Service
Returns
Warranty

Facebook
Instagram
TikTok

OCDiesel

Parts Tuning & Electronics Fluids Transmission Truck Care

Air Filters
Air Intakes
Filter Wraps

Coolant Hoses
Oil Coolers

EGR Deletes
EGR Valves
Harness Plugs

Engine Builds & Cylinder Heads

Engine Builds
Cylinder Heads
Valve Springs

Engine Components

Gaskets
Pistons
Camshafts
Bolts & Studs
Injectors
Bearings

Full Systems
Exhaust Tips
Up-Pipes
Downpipes
Exhaust Manifolds

Mudflaps
Exhaust Tips
Bumpers

Lift Pumps
Particulate Filters
Water Separator Filters
Fuel Tanks

Pillar Mounts & Gauges
Cummins Blend Doors

Steering & Suspension

Ball Joints
Shocks

Valve Spring Tools
Camshaft Tools

Turbochargers
Turbo Rebuild Kits

Dodge
Ford
GM
Nissan

Auto Agent 3
AutoCal V3
MPVI3
SCT X4
MM3 Touchscreen Tuner

Cummins
Duramax
Powerstroke

Oil Additives
Fuel Additives
Transmission Additives

Oils
Oil Filters
Oil Additives

Transmission Fluid

Automatic Transmission Fluid

Cummins
Duramax
Powerstroke

Torque Converters

Cummins
Duramax
Powerstroke

Transmission Pans

Cummins
Duramax
Powerstroke

Detailing Products

Protectants
Polishes
Waxes

Tonneau Covers (Coming Soon)

Looking for some deals?

Check out the OCDiesel Bargain Bin!

POWERSTROKE
CUMMINS
DURAMAX
1/2 TON
BRANDS
CUSTOM TUNING
MERCH
SALE ITEMS

Country/region

Canada (CAD $)
United States (USD $)

Country/region

Search for parts, tunes, accessories, and more!

Your cart

Your cart is empty

POWERSTROKE
CUMMINS
DURAMAX
1/2 TON
BRANDS
CUSTOM TUNING
MERCH
SALE ITEMS

Country/region

Canada (CAD $)
United States (USD $)

Country/region

USA orders may be subject to tariffs. Read our tariff policy here,

Mel's Manufacturing

Sort by:

210 Products

Filter products

Parts
Tuning & Electronics
Fluids
Transmission
Truck Care
- Detailing Products
- Tonneau Covers (Coming Soon)

CCV/PCV Re-Route Kit 1
Clamp 1
Delete Pipes 9
Direct Pipe 1
Downpipe 3
EGR Block Off Plate 3
EGR Delete 29
Exhaust Resonator 1
Exhaust System 119
Exhaust Tip 4
Fuel Rail Plug 1
Muffler 2
Race Pipe 23
Replacement Pipes 1
Turbo Back 7
Up Pipe 4

Mel's Manufacturing 210

The highest price is $1,560.00

$ From

$ To

Shop Canadian

Mel's Manufacturing

2001-2007 Duramax 5" Downpipe Back Exhaust No Muffler (531111)

Regular price From $890.00 CAD
Shop Canadian

Mel's Manufacturing

2020-2022 Powerstroke 6.7L 4" Cat & DPF Race Pipes w/ Muffler (421028)

Regular price $570.00 CAD

5.0 1 review
Sale

Mel's Manufacturing

2007-2012 Cummins 6.7L 4" Cat & DPF Race Pipe No Muffler - Open Box (411022-BB)

Regular price $320.00 CAD

Regular price ~~$430.00 CAD~~ Sale price $320.00 CAD
Shop Canadian

Mel's Manufacturing

Universal Stainless 8" Fiberglass Packed Muffler

Regular price $315.00 CAD
Shop Canadian

Mel's Manufacturing

2013-2018 Cummins 6.7L Cab & Chassis Mel's EGR Cooler Delete Kit (900005-CC)

Regular price $215.00 CAD
Shop Canadian

Mel's Manufacturing

Mel's Manufacturing Lap Joint Exhaust Clamp

Regular price From $19.99 CAD
Shop Canadian

Mel's Manufacturing

2011-2016 Duramax LML EGR Block Off Plates (631001)

Regular price $40.00 CAD
Shop Canadian

Mel's Manufacturing

2004-2007 Duramax LLY/LBZ EGR Block Off Plate (631003)

Regular price $40.00 CAD
Shop Canadian

Mel's Manufacturing

1994-2002 Cummins 5.9L 4" Turbo Back Exhaust w/ Muffler (411108)

Regular price From $730.00 CAD
Shop Canadian

Mel's Manufacturing

2011-2018 Powerstroke 6.7L 4" Cat & DPF Race Pipe w/ Muffler (421032)

Regular price $570.00 CAD
Shop Canadian

Mel's Manufacturing

Universal Bolt-On Rolled Angle Cut Mel's Polished 304 Stainless Exhaust Tip

Regular price From $75.23 CAD
Shop Canadian

Mel's Manufacturing

1994-1997.5 Powerstroke 7.3L 4" Turbo Back Exhaust No Muffler (421116)

Regular price From $840.00 CAD

3.0 1 review
Shop Canadian

Mel's Manufacturing

1994-1997.5 Powerstroke 7.3L 4" Turbo Back Exhaust w/ Muffler (421107)

Regular price From $860.00 CAD
Shop Canadian

Mel's Manufacturing

2003-2007 Powerstroke 6.0L Mel's EGR Cooler Delete Kit w/ Up-Pipe (700002)

Regular price $329.00 CAD
Shop Canadian

Mel's Manufacturing

2014-2018 Ram EcoDiesel 3.0L 3" Cat & DPF Race Pipe (351001)

Regular price From $400.00 CAD
Shop Canadian

Mel's Manufacturing

2019-2024 Cummins 6.7L 4" Flex Pipe Back Single w/ Muffler (411028 / 412028)

Regular price From $880.00 CAD
Shop Canadian

Mel's Manufacturing

2013-2018 Cummins 6.7L 4" Downpipe Back Exhaust No Muffler (411017 / 412017)

Regular price From $740.00 CAD
Shop Canadian

Mel's Manufacturing

2007.5-2010 Duramax LMM 4" Cat Race Pipe (431026)

Regular price $230.00 CAD
Shop Canadian

Mel's Manufacturing

2015.5-2016 Powerstroke 6.7L Mel's EGR Cooler Delete Kit w/ Coolant Re-Route Hoses (700005)

Regular price $429.00 CAD
Shop Canadian

Mel's Manufacturing

2020-2022 Powerstroke 6.7L 5" Downpipe Back Exhaust w/ Muffler (521034)

Regular price From $1,200.00 CAD
Shop Canadian

Mel's Manufacturing

2008-2010 Powerstroke 6.4L 4" Downpipe Back Exhaust No Muffler (421007)

Regular price From $780.00 CAD
Shop Canadian

Mel's Manufacturing

2003-2007 Powerstroke 6.0L 4" Turbo Back Exhaust No Muffler (421025)

Regular price From $710.00 CAD
Shop Canadian

Mel's Manufacturing

2010-2012 Cummins 6.7L Cab & Chassis Mel's EGR Cooler Delete Kit (900006-CC)

Regular price $199.00 CAD
Shop Canadian

Mel's Manufacturing

2011-2016 Duramax LML Mel's EGR Cooler Delete Kit w/ Up-Pipe (800010-U)

Regular price $510.00 CAD

Obsessive Compulsive Diesel Ltd.
12866 153 Street NW
Edmonton, Alberta
Mon-Fri: 8am-5pm
(780) 757 0221

Support

Contact Us
Dealer Order
Dealer Application
Tuning Support Ticket
Tuning Instructions
Returns
Warranty
Submit a File
Stock Read / Infolog Upload
Our Blog
Links
Careers

Information

Shipping Policy
Privacy Policy
Refund policy
Core Return Policy
Tuning Terms & Conditions
Dealer Terms & Conditions
Terms of Service
Support Ticket
Events

Join the OCDiesel Mailing List

Get exclusive offers & discount codes, and be the first to know about new product launches.

Your email

Payment methods

Facebook
Instagram
TikTok

© 2026, OCDiesel