Top 51 Automotive Replacement Auxiliary Heater AC Control Relays
Last Updated: Sep 5, 2024 • 4,876 reviews analyzed
Our most popular Automotive Replacement Auxiliary Heater AC Control Relays products based on sales, online popularity and other expert reviews. Updated frequently.
![Dorman 904-308 Intake Heater Relay Compatible with Select Dodge Models](https://images-na.ssl-images-amazon.com/images/I/91LzAfdb2WL._AC_US320_.jpg)
Dorman 904-308 Intake Heater Relay Compatible with Select Dodge Models
![Car Heater Duct Vent,75mm Car Diesel Heater Pipe Ducting Warm Air Vent Outlet Kits Y/T-Shaped Tee Telescopic Hose Extendable Parking Vent Hose for Webasto Eberspacher Propex (Y-Tube kit)](https://images-na.ssl-images-amazon.com/images/I/51rcck0smjL._AC_US320_.jpg)
Car Heater Duct Vent,75mm Car Diesel Heater Pipe Ducting Warm Air Vent Outlet Kits Y/T-Shaped Tee Telescopic Hose Extendable Parking Vent Hose for Webasto Eberspacher Propex (Y-Tube kit)
![Dorman 904-300 Intake Heater Relay Compatible with Select Dodge/Ram Models](https://images-na.ssl-images-amazon.com/images/I/91xB7XWQLHL._AC_US320_.jpg)
Dorman 904-300 Intake Heater Relay Compatible with Select Dodge/Ram Models
![Warm Air Outlet, Car Universal Black 60mm Heater Duct Warm Air Vent Outlet Fit for E-berspacher Webasto Pro-pex](https://images-na.ssl-images-amazon.com/images/I/51vltxU+LLL._AC_US320_.jpg)
Warm Air Outlet, Car Universal Black 60mm Heater Duct Warm Air Vent Outlet Fit for E-berspacher Webasto Pro-pex
![10Pcs Air Vent Outlet, 60mm Auto Car Heater Duct Warm Air Vent Outlet for Eberspacher Webasto Propex-Rotatable 360 Degrees](https://images-na.ssl-images-amazon.com/images/I/51nyF35LixL._AC_US320_.jpg)
10Pcs Air Vent Outlet, 60mm Auto Car Heater Duct Warm Air Vent Outlet for Eberspacher Webasto Propex-Rotatable 360 Degrees
![Honda 37750-MAZ-003 - Thermo Unit](https://images-na.ssl-images-amazon.com/images/I/711+EeZrZfL._AC_US320_.jpg)
Honda 37750-MAZ-003 - Thermo Unit
![PitStopTruckParts Bottom Reefer Panel TK98 67057 Fits Thermo King SB 110, 210, 230, 310, 400 Units](https://images-na.ssl-images-amazon.com/images/I/51gbFDoOAoL._AC_US320_.jpg)
PitStopTruckParts Bottom Reefer Panel TK98 67057 Fits Thermo King SB 110, 210, 230, 310, 400 Units
![Solarhome Engine Air Intake Heater Relay for Dodge Ram 2500 3500 Pickup Truck 5.9L 359 l6 OHV Turbocharged 94 95 96 97 98 2000 01 02 904-308 68188401AA 904-308 56026842](https://images-na.ssl-images-amazon.com/images/I/61xWjfKbJZL._AC_US320_.jpg)
Solarhome Engine Air Intake Heater Relay for Dodge Ram 2500 3500 Pickup Truck 5.9L 359 l6 OHV Turbocharged 94 95 96 97 98 2000 01 02 904-308 68188401AA 904-308 56026842
![42mm Car Heater Ducting Warm Air Vent Outlet,MoreChioce Rotatable 360 Degrees Air Parking Heater Air Vent Outlet ABS Ducting Heater Warm Air Vent Outlet for Car Boat,Mushroom Head](https://images-na.ssl-images-amazon.com/images/I/41hy3+91GDL._AC_US320_.jpg)
42mm Car Heater Ducting Warm Air Vent Outlet,MoreChioce Rotatable 360 Degrees Air Parking Heater Air Vent Outlet ABS Ducting Heater Warm Air Vent Outlet for Car Boat,Mushroom Head
![PitStopTruckParts Thermo King Curbside Panel TK98-5762 SB 110, 210, 230, 310, 400 Unit](https://images-na.ssl-images-amazon.com/images/I/61iGRqivvFL._AC_US320_.jpg)
PitStopTruckParts Thermo King Curbside Panel TK98-5762 SB 110, 210, 230, 310, 400 Unit
![Air Intake Heater Relay 904-300 5187880AC 56029173AB for Dodge RAM 2500 Pickup 2007-2010](https://images-na.ssl-images-amazon.com/images/I/61J3BCqMt5L._AC_US320_.jpg)
Air Intake Heater Relay 904-300 5187880AC 56029173AB for Dodge RAM 2500 Pickup 2007-2010
![Air Vent Outlet, 60mm Auto Car Heater Ducting Warm Air Vent Outlet -Rotatable 360 Degrees](https://images-na.ssl-images-amazon.com/images/I/51nyF35LixL._AC_US320_.jpg)
Air Vent Outlet, 60mm Auto Car Heater Ducting Warm Air Vent Outlet -Rotatable 360 Degrees
![X AUTOHAUX 4pcs Warm Air Vent Outlet 60mm Auto Car Heater Duct Hose Pipe Warm Air Vent Outlet 360 Degrees Car Parking Heater Air Conditioner Steering Head Round](https://images-na.ssl-images-amazon.com/images/I/71fVeEjxSWL._AC_US320_.jpg)
X AUTOHAUX 4pcs Warm Air Vent Outlet 60mm Auto Car Heater Duct Hose Pipe Warm Air Vent Outlet 360 Degrees Car Parking Heater Air Conditioner Steering Head Round
![Car Heater Duct Vent,75mm Car Diesel Heater Pipe Ducting Warm Air Vent Outlet Kits Y/T-Shaped Tee Telescopic Hose Extendable Parking Vent Hose for Webasto Eberspacher Propex (T-Tube kit)](https://images-na.ssl-images-amazon.com/images/I/51DV-eSuruL._AC_US320_.jpg)
Car Heater Duct Vent,75mm Car Diesel Heater Pipe Ducting Warm Air Vent Outlet Kits Y/T-Shaped Tee Telescopic Hose Extendable Parking Vent Hose for Webasto Eberspacher Propex (T-Tube kit)
![Acouto Air Vent Outlet 60mm Warm Air Outlet 930680 Auto Car Heater Duct Warm Air Vent Outlet for Eberspacher Webasto Propex](https://images-na.ssl-images-amazon.com/images/I/51yDYJxxkYL._AC_US320_.jpg)
Acouto Air Vent Outlet 60mm Warm Air Outlet 930680 Auto Car Heater Duct Warm Air Vent Outlet for Eberspacher Webasto Propex
![DVPARTS New Air Intake Heater Relay 904-300 5187880AC 56029173AB for Dodge RAM 2500 Pickup 2007-2010 Multi-Function Relay RY-1779](https://images-na.ssl-images-amazon.com/images/I/71AFzVgWRuL._AC_US320_.jpg)
DVPARTS New Air Intake Heater Relay 904-300 5187880AC 56029173AB for Dodge RAM 2500 Pickup 2007-2010 Multi-Function Relay RY-1779
![Packard Replacement for Therm-O-Disc 12S20-5 KW Heat Sequencer Relay](https://images-na.ssl-images-amazon.com/images/I/41urwPD3BqL._AC_US320_.jpg)
Packard Replacement for Therm-O-Disc 12S20-5 KW Heat Sequencer Relay
![FEBUD Auto Car Heater Ducting, Parking Heater Accessories, 75/60mm Warm Air Vent Outlet for Eberspacher, Webasto, Propex Heaters (75mm)](https://images-na.ssl-images-amazon.com/images/I/619R8YhPSoL._AC_US320_.jpg)
FEBUD Auto Car Heater Ducting, Parking Heater Accessories, 75/60mm Warm Air Vent Outlet for Eberspacher, Webasto, Propex Heaters (75mm)
![ALEOED 75mm Car Heater Ducting Warm Air Vent Outlet 360 Degrees Rotatable Black, Pack of 1](https://images-na.ssl-images-amazon.com/images/I/51BeRb39OIL._AC_US320_.jpg)
ALEOED 75mm Car Heater Ducting Warm Air Vent Outlet 360 Degrees Rotatable Black, Pack of 1
![X AUTOHAUX 4pcs Warm Air Vent Outlet 42mm Auto Car Heater Duct Hose Pipe 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering for Car Bus Boat](https://images-na.ssl-images-amazon.com/images/I/61rSrY6N6oL._AC_US320_.jpg)
X AUTOHAUX 4pcs Warm Air Vent Outlet 42mm Auto Car Heater Duct Hose Pipe 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering for Car Bus Boat
![X AUTOHAUX 4pcs Warm Air Vent Outlet 75mm Auto Car Heater Duct Hose Pipe Warm Air Vent Outlet 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering](https://images-na.ssl-images-amazon.com/images/I/71RR81wAAZL._AC_US320_.jpg)
X AUTOHAUX 4pcs Warm Air Vent Outlet 75mm Auto Car Heater Duct Hose Pipe Warm Air Vent Outlet 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering
![X AUTOHAUX 2pcs Warm Air Vent Outlet 60mm Auto Car Heater Duct Hose Pipe Warm Air Vent Outlet 360 Degrees Car Parking Heater Air Conditioner Steering Head Round](https://images-na.ssl-images-amazon.com/images/I/61Be5dOccQL._AC_US320_.jpg)
X AUTOHAUX 2pcs Warm Air Vent Outlet 60mm Auto Car Heater Duct Hose Pipe Warm Air Vent Outlet 360 Degrees Car Parking Heater Air Conditioner Steering Head Round
![Air Vent Outlet, Plastic Air Vent Sphere Ventilation Cover 360 Degrees Rotatable 60mm Auto Car Heater Duct Warm Air Vent Outlet](https://images-na.ssl-images-amazon.com/images/I/51nyF35LixL._AC_US320_.jpg)
Air Vent Outlet, Plastic Air Vent Sphere Ventilation Cover 360 Degrees Rotatable 60mm Auto Car Heater Duct Warm Air Vent Outlet
![3106996022 Heat & Cool Analog Thermostat Control Circuit Relay Board Kit Fit for Dometic RV Air Conditioner, Replace for Dometic Duo Therm 3106996.022, 3311924.000](https://images-na.ssl-images-amazon.com/images/I/71PfQL0nZYL._AC_US320_.jpg)
3106996022 Heat & Cool Analog Thermostat Control Circuit Relay Board Kit Fit for Dometic RV Air Conditioner, Replace for Dometic Duo Therm 3106996.022, 3311924.000
![X AUTOHAUX Intake Manifold Heater Relay 68188401AA Air Intake Heater Relay for Dodge for Ram 2500 3500 Pickup 1994-2002 5.9L Diesel Grid Heater Relay Sturdy Wear-Resistance 56026842 904-308](https://images-na.ssl-images-amazon.com/images/I/71J1O+nWmUL._AC_US320_.jpg)
X AUTOHAUX Intake Manifold Heater Relay 68188401AA Air Intake Heater Relay for Dodge for Ram 2500 3500 Pickup 1994-2002 5.9L Diesel Grid Heater Relay Sturdy Wear-Resistance 56026842 904-308
![MOTOALL Relay Solenoid Air Intake Heater Grid for Dodge RAM 2500 3500 Diesel 5.9](https://images-na.ssl-images-amazon.com/images/I/611xkGmM-ML._AC_US320_.jpg)
MOTOALL Relay Solenoid Air Intake Heater Grid for Dodge RAM 2500 3500 Diesel 5.9
![X AUTOHAUX 2pcs Warm Air Vent Outlet 75mm Auto Car Heater Duct Hose Pipe Warm Air Vent Outlet 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering](https://images-na.ssl-images-amazon.com/images/I/61t8dh9XkTL._AC_US320_.jpg)
X AUTOHAUX 2pcs Warm Air Vent Outlet 75mm Auto Car Heater Duct Hose Pipe Warm Air Vent Outlet 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering
![X AUTOHAUX 2pcs Warm Air Vent Outlet 42mm Auto Car Heater Duct Hose Pipe 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering for Car Bus Boat](https://images-na.ssl-images-amazon.com/images/I/61JHD5bAtjL._AC_US320_.jpg)
X AUTOHAUX 2pcs Warm Air Vent Outlet 42mm Auto Car Heater Duct Hose Pipe 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering for Car Bus Boat
![Tavot 75mm Car Auto Heater Pipe Duct Warm Air Outlet Vent Hose Clips, Y/T-Shaped Tee Telescopic Hose Extendable Parking Vent Hose for Webasto Eberspacher for Propex Diesel Heater](https://images-na.ssl-images-amazon.com/images/I/71PzIbIqjfL._AC_US320_.jpg)
Tavot 75mm Car Auto Heater Pipe Duct Warm Air Outlet Vent Hose Clips, Y/T-Shaped Tee Telescopic Hose Extendable Parking Vent Hose for Webasto Eberspacher for Propex Diesel Heater
![LarryB's Air Intake Grid Heater Relay set for Dodge/Cummins 94-02](https://images-na.ssl-images-amazon.com/images/I/6153zXqoRUL._AC_US320_.jpg)
LarryB's Air Intake Grid Heater Relay set for Dodge/Cummins 94-02
![LActrical Air Intake Heater Grid Relay compatible with Dodge Ram 2500 3500 Diesel Pickup Truck 5.9L 359 l6 OHV Turbocharged 94 1994 95 1995 96 1996 97 1997 98 1998 99 1999 2000 00 01 2001 02 2002](https://images-na.ssl-images-amazon.com/images/I/71zB192DmfL._AC_US320_.jpg)
LActrical Air Intake Heater Grid Relay compatible with Dodge Ram 2500 3500 Diesel Pickup Truck 5.9L 359 l6 OHV Turbocharged 94 1994 95 1995 96 1996 97 1997 98 1998 99 1999 2000 00 01 2001 02 2002
![beler 60mm Rotatable Car Heater Duct Warm Air Vent Outlet Fit for Eberspacher Webasto Propex](https://images-na.ssl-images-amazon.com/images/I/51d4bPeARxL._AC_US320_.jpg)
beler 60mm Rotatable Car Heater Duct Warm Air Vent Outlet Fit for Eberspacher Webasto Propex
![Warm Air Vent Outlet,2pcs 360 Degrees Rotatable Diesel Heater Car Heater Duct Hose Pipe Air Outlet Vent Cover for Parking Heater Air Conditioner Steering Eberspacher, Webasto, Propex Heaters (60mm)](https://images-na.ssl-images-amazon.com/images/I/61qluBGMl8L._AC_US320_.jpg)
Warm Air Vent Outlet,2pcs 360 Degrees Rotatable Diesel Heater Car Heater Duct Hose Pipe Air Outlet Vent Cover for Parking Heater Air Conditioner Steering Eberspacher, Webasto, Propex Heaters (60mm)
![Premium Relay Solenoid AIR Intake Heater Grid for Dodge RAM 2500 3500 Cummins Diesel 5.9](https://images-na.ssl-images-amazon.com/images/I/61TazHkXqrL._AC_US320_.jpg)
Premium Relay Solenoid AIR Intake Heater Grid for Dodge RAM 2500 3500 Cummins Diesel 5.9
![68188401AA Intake Manifold Heater Relay, Air Intake Heater Relay, Replacement for Dodge for Ram 2500 3500 Pickup 1994-2002 5.9L Diesel Grid Heater Relay Sturdy Wear-Resistance 56026842 904-308](https://images-na.ssl-images-amazon.com/images/I/61VkraMYZ6L._AC_US320_.jpg)
68188401AA Intake Manifold Heater Relay, Air Intake Heater Relay, Replacement for Dodge for Ram 2500 3500 Pickup 1994-2002 5.9L Diesel Grid Heater Relay Sturdy Wear-Resistance 56026842 904-308
![X AUTOHAUX 2pcs Warm Air Vent Outlet 60mm Auto Car Heater Duct Hose Pipe 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering for Car Bus Boat](https://images-na.ssl-images-amazon.com/images/I/61Atr9qQYdL._AC_US320_.jpg)
X AUTOHAUX 2pcs Warm Air Vent Outlet 60mm Auto Car Heater Duct Hose Pipe 360 Degrees Rotatable Car Parking Heater Air Conditioner Steering for Car Bus Boat
![ICP 111001922 - Aftermarket Replacement Heater Relay](https://images-na.ssl-images-amazon.com/images/I/41aSXtz2bsL._AC_US320_.jpg)
ICP 111001922 - Aftermarket Replacement Heater Relay
![Engine Air Intake Heater Relay Compatible With Dodge Ram 2500 2006 2007 2008 2009 2010 PC-862798](https://images-na.ssl-images-amazon.com/images/I/51yWCqlPmcL._AC_US320_.jpg)
Engine Air Intake Heater Relay Compatible With Dodge Ram 2500 2006 2007 2008 2009 2010 PC-862798
![beler Air Heaters Floor Bracket Mount Plate fit for Webasto Air Top Eberspacher B42407](https://images-na.ssl-images-amazon.com/images/I/51pmwvRGYXL._AC_US320_.jpg)
beler Air Heaters Floor Bracket Mount Plate fit for Webasto Air Top Eberspacher B42407
![Relay , Preheat](https://images-na.ssl-images-amazon.com/images/I/81PqksV4KpL._AC_US320_.jpg)
Relay , Preheat
![Dorman 904-356 Intake Heater Relay Compatible with Select Dodge Models](https://images-na.ssl-images-amazon.com/images/I/91eap9VUaVL._AC_US320_.jpg)
Dorman 904-356 Intake Heater Relay Compatible with Select Dodge Models
![2 Pack G8HN-H70 H86 Rear Window Defrosting Heater Fan Relay Fits for Honda Acura, 39792-SDA-A01](https://images-na.ssl-images-amazon.com/images/I/61Jft8VPCWL._AC_US320_.jpg)
2 Pack G8HN-H70 H86 Rear Window Defrosting Heater Fan Relay Fits for Honda Acura, 39792-SDA-A01
![PENKOHOME Air Vent Outlet,60mm Rotatable Car Heater Duct Warm External Vent Outlet for Auto Car-Rotatable 360 Degrees](https://images-na.ssl-images-amazon.com/images/I/51QCkgPrwvL._AC_US320_.jpg)
PENKOHOME Air Vent Outlet,60mm Rotatable Car Heater Duct Warm External Vent Outlet for Auto Car-Rotatable 360 Degrees
![2Pcs Square Shape Warm Air Vent Outlet,360 ℃ Rotatable Car Heater Duct Hose Pipe Warm Air Vent Outlet Plastic Ducting Heater Air Vent Outlet for Car Auto Bus RV ATV (Hole Outer Diameter:60mm)](https://images-na.ssl-images-amazon.com/images/I/71VJ5sKjY-L._AC_US320_.jpg)
2Pcs Square Shape Warm Air Vent Outlet,360 ℃ Rotatable Car Heater Duct Hose Pipe Warm Air Vent Outlet Plastic Ducting Heater Air Vent Outlet for Car Auto Bus RV ATV (Hole Outer Diameter:60mm)
![Qiilu Rotatable Car Heater Duct Warm Air Vent Outlet, 60mm Auto Car Heater Duct Warm Air Vent Outlet for Eberspacher Webasto Propex, Air Conditioning Register](https://images-na.ssl-images-amazon.com/images/I/51yDYJxxkYL._AC_US320_.jpg)
Qiilu Rotatable Car Heater Duct Warm Air Vent Outlet, 60mm Auto Car Heater Duct Warm Air Vent Outlet for Eberspacher Webasto Propex, Air Conditioning Register
![Engine Air Intake Heater Relay Compatible With Ford Excursion 7.3L V8 2000 PC-858542](https://images-na.ssl-images-amazon.com/images/I/51Ycb-fomRL._AC_US320_.jpg)
Engine Air Intake Heater Relay Compatible With Ford Excursion 7.3L V8 2000 PC-858542
![Air Parking Heater Vent Outlet Cover 4 Outlet Vent Cover Pipe Air Vent Outlet Cover Air Outlet Port Air Parking Heater Parts Air Parking Heater Vent Outlet Cover](https://images-na.ssl-images-amazon.com/images/I/51uCkYHao2L._AC_US320_.jpg)
Air Parking Heater Vent Outlet Cover 4 Outlet Vent Cover Pipe Air Vent Outlet Cover Air Outlet Port Air Parking Heater Parts Air Parking Heater Vent Outlet Cover
![KIMISS 60mm Auto Car Heater Duct Warm Air Vent Outlet for Eberspacher Webasto Propex Warm Air Outlet // car heater car ac vent grille](https://images-na.ssl-images-amazon.com/images/I/51nyF35LixL._AC_US320_.jpg)
KIMISS 60mm Auto Car Heater Duct Warm Air Vent Outlet for Eberspacher Webasto Propex Warm Air Outlet // car heater car ac vent grille
![beler 90mm Diesel Heater Duct Hose Pipe Warm Air Vent Outlet Rotatable Fit for Eberspacher Webasto Propex](https://images-na.ssl-images-amazon.com/images/I/51lHP7MtG3L._AC_US320_.jpg)
beler 90mm Diesel Heater Duct Hose Pipe Warm Air Vent Outlet Rotatable Fit for Eberspacher Webasto Propex
![YAKUHY 4PackWarm Air Vent Outlet, Heater Duct Pipe Tube+ Air Vent Outlet for Air Diesel Heater 4 Holes Car, for Hot & Cold, air ducting for Diesel heaterFor Domestic, for Planer](https://images-na.ssl-images-amazon.com/images/I/51clbJrVA7L._AC_US320_.jpg)
YAKUHY 4PackWarm Air Vent Outlet, Heater Duct Pipe Tube+ Air Vent Outlet for Air Diesel Heater 4 Holes Car, for Hot & Cold, air ducting for Diesel heaterFor Domestic, for Planer
![Auxiliary Heater Relay Compatible With Toyota Sequoia 2001 2002 2003 2004 2005 2006 2007 PC-196517](https://images-na.ssl-images-amazon.com/images/I/61nWcmfjcnL._AC_US320_.jpg)
Auxiliary Heater Relay Compatible With Toyota Sequoia 2001 2002 2003 2004 2005 2006 2007 PC-196517
EDITOR'S NOTES
During our Automotive Replacement Auxiliary Heater AC Control Relays research, we found hundreds Automotive Replacement Auxiliary Heater AC Control Relays products and shortlisted 51 quality products. We collected and analyzed 4,876 customer reviews through our big data system to write the Automotive Replacement Auxiliary Heater AC Control Relays list. We found that most customers choose Automotive Replacement Auxiliary Heater AC Control Relays with an average rating of 3.4 . The seller of top 1 product with rating 5 and has received honest feedback from 188 consumers.