DIY Install: Universal Installation Kit for Trailer Brake Controller on your 2015 Subaru Forester Video

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

Mount the control knob of this proportional brake controller on your dash for a factory look, and install the main unit out of sight behind the dash. Control your braking power with the turn of a dial, with manual override right at your fingertips.

Mount the control knob of this proportional brake controller on your dash for a factory look, and install the main unit out of sight behind the dash. Control your braking power with the turn of a dial, with manual override right at your fingertips.

Mount the control knob of this proportional brake controller on your dash for a factory look, and install the main unit out of sight behind the dash. Control your braking power with the turn of a dial, with manual override right at your fingertips.

Mount the control knob of this proportional brake controller on your dash for a factory look, and install the main unit out of sight behind the dash. Control your braking power with the turn of a dial, with manual override right at your fingertips.

Mount the control knob of this proportional brake controller on your dash for a factory look, and install the main unit out of sight behind the dash. Control your braking power with the turn of a dial, with manual override right at your fingertips.

Mount the control knob of this proportional brake controller on your dash for a factory look, and install the main unit out of sight behind the dash. Control your braking power with the turn of a dial, with manual override right at your fingertips.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

This is one of our favorite brake controllers, with a tiny dash knob that looks like it came straight from the factory. It brakes so nicely it's like you're not even towing. The unique off-roading mode helps you handle rough conditions.

If your vehicle already has a 4-way flat, this kit includes everything you need to install an electric trailer brake controller and 7-way connector. If there's not an existing 4-way flat on your vehicle, you can purchase one separately.