exhaust diffuser installation for scion fr s/subaru …clamp saddle body does not overlap expanded...

TITLE: Scion FR-S/Subaru BRZ

Exhaust Diffuser Installation Instructions

PART NO. A-35694 Rev. F of 5

BORLA PERFORMANCE INDUSTRIES

500 Borla Drive

Johnson City, TN 37604-7523

805-986-8600

Exhaust Diffuser Installation for Scion FR-S/Subaru BRZ

PN-77012

Thank you for purchasing a Borla Performance Exhaust Diffuser.

Borla Performance Stainless Exhaust Diffuser (77012) is designed to compliment Borla Cat-back 140496 for the

Scion FR–S or Subaru BRZ.

Borla Performance Industries recommends that an exhaust shop or professional after market parts installer, who has all the necessary

equipment, tools and experienced personnel needed for proper installation, should perform the installation of this system. However,

if you decide to perform the installation, we recommend someone should help you. Ensure the installer uses all under car safety

precautions including eye protection.

Please take time to read and understand the following…

By installing your Borla Performance System, you indicate that you have read this document and you agree with the terms stated

below.

It is the responsibility of the purchaser to follow all installation instruction guidelines and safety procedures supplied with your Bor-

la Performance System.

Borla Performance Industries assumes no responsibility for damages occurring from misuse, abuse, improper installation, improper

operation, lack of responsible care, or all previously stated reasons resulting from incompatibility with other manufacturer’s

products and/or systems.

Included with your Borla Performance System is a warranty card. Please read it carefully before you begin any work on your vehi-

cle. If you should have any questions regarding our warranty policy, installation, or any other matter pertaining to your new Borla

Performance System, please give us a call at the number provided on the warranty card.

These instructions have been written to help you with the installation of your Borla Performance Exhaust System. Please

read this document completely before beginning the installation of your system.

Please compare the parts in the box with the bill of materials provided to assure that you have all the parts necessary for

this installation.

To ensure this part number fits your specific model year, please visit our website for the latest model year listings at

www.BORLA.com.

BORLA® Performance Industries is proud to offer a truly unique product to the

aftermarket Cat-Back™ industry we started over 30-years ago. Inspired by

motorsports aerodynamics, BORLA® Performance now offers racecar-styling

for your BORLA® equipped street car. The BORLA® Exhaust Diffuser is an

aesthetic component adding a subtle, track-inspired look to your BORLA®

exhaust system.

This BORLA® Exhaust Diffuser is not an afterthought product. It is styled to

compliment your vehicle aesthetics, incorporating visual contours and multiple-

fin elements for a subtle race-inspired look. This BORLA® Exhaust Diffuser is

developed concurrently with BORLA® products for proper static and dynamic

thermal ventilation, adequate vehicle ground clearance, and combined system

weight savings over your factory exhaust system.





500 Borla Drive


805-986-8600

Minimum Required Tool List:

TOOLS:

1 Socket wrench

2 12” Extension w/ Universal Joint 3 11mm Socket

4 10mm Socket

SHOP SUPPLIES:

1 Liquid thread lock

Borla Performance - Bill of Materials

Caution!!! Never work on a hot exhaust system. Serious injury in the form of burns can result If the vehicle has been in use and the exhaust system is hot, allow vehicle to cool for at least 1 hour. Always wear eye protection when working under any vehicle.

Note: It is our recommendation that you use a hoist or hydraulic lift to facilitate the installation of your new Borla Performance System.

Taking all under car safety precautions, lift the vehicle using a hoist or hydraulic lift.

Note: Please compare the parts you have received with the bill of materials provided on the previous page to assure that you have all the parts necessary for the

installation of your new Borla Performance System.

Right Side Left Side

NOTE: Borla recommends using a liquid thread-lock to all hardware bolts

to minimize bolts becoming loose. Inspect hardware periodically to prevent

loose hardware that could lead to vehicle damage.

Right Side

(2) Outer Brackets

(2) Inner Brackets

Right Side

Left Side





500 Borla Drive


805-986-8600

Install (2) Inner Brackets 1. Note reference arrows for location of Inner Brackets to Borla cat-back PN-140496. Refer to Page 2 illustrations to

aide orientation of bracket assemblies. (See Fig. 1)

2. BORLA recommends applying a liquid THREAD LOCK when installing bracket hardware. Verify U-bolt nuts

have LIQUID THREAD LOCK and carefully torque U-bolt nuts 18-20 ft. lbs. torque.

3. Install Bracket Assembly to left-side pipe. Install U-bolt and Clamp Saddle over Y-Pipe Assembly pipe (verify

Clamp Saddle body does NOT overlap expanded pipe of Tail Pipe Assembly). Insert the LOWER (not upper) U-

bolt end into L-Bracket. (See Figs. 2A & 2B) Lightly tighten nuts.

4. Install Bracket Assembly to right-side pipe as shown. Install U-bolt and Clamp Saddle over Y-Pipe Assembly

Figure 1 L

eft

Sid

e -

Inn

er B

rack

et

Ass

y Figure 2A

Figure 2B

expanded end

Figure 3A

Figure 3B

Rig

ht

Sid

e -

In

ner

Bra

cket

Ass

y





500 Borla Drive


805-986-8600

Install (2) Outer Brackets 4. Note reference arrows for location of Outer Brackets to Borla Cat-back PN-140496. Refer to Page 2 illustrations

to aide orientation of bracket assemblies. (See Fig. 4)

5. Install Bracket Assembly to left-side pipe as shown. Insert BOTH U-bolt ends into L-Bracket. (See Figs. 5A &

5B) Lightly tighten nuts.

6. Install Bracket Assembly to left-side pipe as shown. Insert BOTH U-bolts ends into L-Bracket. (See Figs. 6A &

6B) Lightly tighten nuts.

Figure 5A

Figure 5B

Figure 6A

Figure 6B

Figure 4 L

eft

Sid

e -

Ou

ter

Bra

cket

Ass

y

Rig

ht

Sid

e -

Ou

ter

Bra

cket

Ass

y





500 Borla Drive


805-986-8600

Figure 7

Figure 8

Install Exhaust Diffuser Body 7. Exhaust Diffuser is secured with (4) M6 bolts attaching to the L-bracket clip-on nuts.

8. Carefully position the Exhaust Diffuser body into position inserting (4) M6 bolts through the Diffuser Body and

into the L-bracket clip-on bottom nuts. SNUG BOLTS TEMPORARILY TO DIFFUSER BODY.

9. Using 11mm socket with 12” extension/universal joint, slowly tighten (4) INNER Bracket U-bolt nuts on Saddle

Clamps. (See Figs. 7 & 8). Remove extension/universal bolt and tighten (4) OUTER Bracket U-bolts nuts from the

sides. You may need to adjust Saddle Clamp position in this process to align diffuser body.

10. Tighten (4) M6 bolts to 15-17 ft. lbs. torque. Check torque of these bolts 2-3 times a year to prevent loose bolts and

potential damage to vehicle.

REMOVAL: Exhaust Diffuser Panel can be easily removed for maintenance or service access by removing (4)

bolts with 10mm socket. Remember to re-apply a THREAD LOCK when re-stalling Exhaust Diffuser Panel.

Figure 8

NOTE: Borla recommends using a liquid thread-lock to all hardware bolts to minimize bolts becoming loose. Inspect hard-

ware periodically to prevent loose hardware that could lead to damage. Maximum M6 bolt torque value (dry): 9-10 ft. lbs.

exhaust diffuser installation for scion fr s/subaru …clamp saddle body does not overlap expanded...

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