Grizzly Tough
Most in the diesel service industry know how common it is to replace EGR coolers and oil coolers multiple times throughout the use of a vehicle’s life. Destined to fail because of poor designs, these components just aren’t made to last. Proper coolant flow is essential to all vehicle operations. When coolant flow is inhibited, for any reason, failure of crucial engine components can occur from extreme overheating. To help eliminate the failures of some common components due to overheating, Grizzly is proud to introduce its upgraded EGRs.
Find your better EGR Cooler replacement today!

Part # | Application | Cross Part # | Years Used | Notes | Products |
GA100 | CUMMINS ISX ENGINES |
2881783NX, 4956008NX, 4089436NX | 2002-2006 | Generation 1, Reman EGR Cooler. Gaskets Included |
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GA102 | CUMMINS ISX ENGINES |
2881747NX, 2881784NX, 4309398RX, 4309398NX | 2007-2009 | Generation 2, Reman EGR Cooler. Gaskets Included |
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GA103 | CUMMINS ISM ENGINES |
4089380NX | 2002-2006 | Reman EGR Cooler- Hex shaped. No Gaskets Included |
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GA105 | CUMMINS ISM ENGINES |
4955469NX | 2007-2010 | Reman EGR Cooler - Round shaped. No Gaskets Included |
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GA106 | CUMMINS ISB ENGINES |
4946088 | Various | Reman EGR Cooler Gaskets Included | ![]() |
GA107 | CUMMINS 5.9L ENGINES |
4089256NX | Various | Reman EGR Cooler Gaskets Included | ![]() |
GA108 | CUMMINS 6.7L ENGINES |
68026996AA, 68003399AA | 2007-2008 | Reman EGR Cooler Original OEM design. Gaskets Included |
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GA109 | CUMMINS 6.7L ENGINES |
53041182AA, 68048991AA 68048988AA | 2009-2011 | Reman EGR Cooler New Design. Gaskets Included |
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GA201N | DETROIT DIESEL SERIES 60 ENGINES - 3 Bolt |
E23535288, 23538835 | Various | New 3 Bolt EGR Cooler Gaskets Included |
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GA300 | FORD POWERSTROKE 4.5L ENGINES |
1846757C92 | 2006-2010 | Reman EGR Cooler (Lower Cab Forward) No Gaskets Included | ![]() |
GA301 | FORD POWERSTROKE 6.0L ENGINES |
3C3Z9P456B | 2003 UP TO 9/22/2003 F-SERIES | Reman EGR Cooler Gaskets Included. LIMITED LIFETIME WARRANTY | ![]() |
GA304N | FORD POWERSTROKE 6.0L ENGINES |
4C3Z9P456AJ | 2004-2007 F SERIES 2004-2010 E SERIES |
New EGR, Gaskets Included. LIMITED LIFETIME WARRANTY. For Complete Replacement Kit including oil cooler and gaskets, order part GA304KAN |
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GA304KAN | FORD POWERSTROKE 6.0L ENGINES |
4C3Z9P456AJ | 2004-2007 F SERIES 2004-2010 E SERIES |
EGR Kit. Square Shape. EGR Cooler and Oil Cooler Combination Kit, Includes Intake Gasket Set (GA 309K) and Oil Cooler Gaskets. Contents: GA 304N, GA 309K, 3C3Z6A642CA. |
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GA314 | FORD POWERSTROKE 6.4L ENGINES |
8C3Z9P456A | 2008-2010 F SERIES | Vertical Reman EGR Cooler. Gaskets Included |
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GA400 | GENERAL MOTORS 6.6 L VIN#2 LLY, VIN#D LBZ |
97303654 | 2004.5-2007 SILVERADO, SIERRA | Reman EGR Cooler Gaskets Included |
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GA401 | GENERAL MOTORS 6.6 L VIN#2 LLY |
97358507, 8973585071 | 2006-2007 SILVERADO, SIERRA, KODIAK | Reman EGR Cooler Gaskets Included |
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GA402 | GENERAL MOTORS 6.6 L VIN#6 LMM |
98034351 | 2007-2010 SILVERADO, SIERRA | Reman EGR Cooler No Gaskets Included |
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GA403 | GENERAL MOTORS 6.6 L ENGINES VIN#6 LMM |
8980064853, 98034354 | 2007+ EXPRESS, SAVANA | If OEM cooler doesn’t use sensors GM# 94015392 (Plugs) will be needed. Reman EGR, Gaskets Included |
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GA404 | GENERAL MOTORS 6.6 L ENGINES VIN#6 LMM |
98042441 | 2007-2009 TOPKICK, KODIAK | Reman EGR Cooler Gaskets Included |
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GA500N | MERCEDES BENZ MBE904 ENGINES |
9041420479 | VARIOUS | New EGR Cooler Gaskets Included |
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GA501 | MERCEDES BENZ MBE906 ENGINES |
9061421179 | VARIOUS | New EGR Cooler Gaskets Included |
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GA502 | MERCEDES BENZ MBE4000 ENGINES |
DDE/EA 4601420679 | VARIOUS | Reman EGR Cooler No Gaskets Included |
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GA503 | MERCEDES BENZ MBE4000 ENGINES |
A4601421079 | VARIOUS | Reman EGR Cooler No Gaskets Included |
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GA300 | NAVISTAR VT275 ENGINES |
1846757C92 | 2006 | Reman EGR Cooler No Gaskets Included |
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GA301 | NAVISTAR VT365 ENGINES |
3C3Z9433AA, 3C3Z9P456B | 2002.5-2003 | Reman EGR Cooler Gaskets Included |
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GA304N | NAVISTAR VT365 ENGINES |
1845145C97 | 2004-2006 | New EGR Cooler Gaskets Included |
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GA600FXN | NAVISTAR DT466E ENGINES |
1842590C93, 1871733C95 | 2004-2006 | New EGR 11 1/2” (Replaces Square Shaped Coolers) Gaskets Included |
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GA601FXN | NAVISTAR DT466E, HT570, DT570 ENGINES |
1842589C93, 1832540C94 | 2004-2007 | New EGR 17 Gaskets Included |
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GA602FXN | NAVISTAR DT466E ENGINES |
1832542C91, 1832542C94 | 2004-2009 | New EGR 21” Gaskets Included |
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GA603N | NAVISTAR DT466E ENGINES |
1871733C95, 1848258C92 | 2006-2008 | New EGR 11½” Round shape (If OE unit is square, please see GA600FXN) Gaskets Included |
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GA604N | NAVISTAR MAXXFORCE DT / 9 / 10 ENGINES |
1876261C98, 7090595C91 | 2008+ | New EGR, Exhaust side. Gaskets Included |
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GA605N | NAVISTAR MAXXFORCE DT / 9 / 10 ENGINES |
1876262C95, 4307362R91 | 2008+ | New EGR, Intake side. Gaskets Included |
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GA614N | (Now Available!) Navistar MAXXFORCE DT / 9 / 10 ENGINES - EPA10 |
1889336C98, 5010734R92, 1883581C1, 7082870C2, 2513976C92, 2515854C91, 2515854C92 | 2011+ | New EGR Cooler Gaskets Included Manufacturer Recommends replacing turbocharger oil drain line when replacing EGR cooler, see part GA615N |
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GA615N | NEW Turbocharger Oil Drain Tube | MAXXFORCE DT, 9, 10 | 1885590C93 | 2010-2015 | Manufacturer Recommends replacing turbocharger oil drain line when replacing EGR cooler | ![]() |
GA700 | VOLVO D12D ENGINES |
85110346 | 2003-2007 | Reman EGR Cooler with reed valve. Gaskets Included |
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GA701 | VOLVO D12D ENGINES |
85110346 | 2003-2007 | Reman EGR Cooler no reed valve. Gaskets Included |
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GA702 | VOLVO D13 ENGINES |
85136258, 85134017, 85132028, 85124969, 8511060, 22134241, 85136428 | 2008-2016 | Reman EGR Cooler Includes V-Band clamp, hose clamp, seal ring and mounting gasket. |
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GA703 | VOLVO D16 ENGINES |
21480646, 85136429, 22134242 | 2012-2015 | Reman EGR Cooler Includes V-Band clamp, hose clamp, seal ring and mounting gasket. |
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Our Products
Our newly expanded product line continues to grow. Learn more about our current line-up below.
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Turbochargers Reman Parts and Accessories,
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Fuel Systems Reman Pumps,
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EGR Coolers New and Reman EGRs,
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HPOPs Reman High Pressure Oil Pumps,
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Heads Reman Cylinder Heads,
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EUPs Electronic Unit Pumps for Mack,
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EGR Valves New EGR Valves,
Learn More -
Sensors EBP, EGT and Coolant Sensors,
Learn More
Contact us:
Need More Information?
Wanting to become a Grizzly dealer, or just have questions about fitment? If you need any assistance, part or service related, fill out the contact form and we'll be in touch.
Grizzly
The Tough Parts You Need!
If you are looking for competitive products that aren't going to let you down, Grizzly is the best choice!

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