For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster® Cat-back exhaust system provides, our Force II® systems are the perfect choice. This system includes tailpipes for both dual out the rear and dual out the side (recommended for towing applications) so you can choose the one that fits your lifestyle. Force II systems deliver a moderate exterior tone and moderate to mild interior tone, and are suited to customers looking for efficiency improvements without a lot of noise. This system includes a specially designed stainless steel PRO™ series oval case muffler, all mandrel-bent stainless steel tubing and uses the factory hanger locations for an easy hassle free installation you can do at home. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, this system includes all necessary parts and hardware for easy installation.
| Brand |
Flowmaster |
| California Proposition 65 |
Yes |
| California Proposition 65 Chemical Name |
Chromium (hexavalent compounds) |
| California Proposition 65 Chemical Name |
Nickel (Metallic) |
| CARB (California) Compliant |
Yes |
| Catalytic Converter Included |
No |
| 2874 |
0 |
| Category |
Exhaust |
| 3728 |
Flat Band |
| 1882 |
Yes |
| Emission Code |
5 |
| Exhaust Series |
Force II |
| 11205 |
Silver |
| 9874 |
Clamp-On |
| 9876 |
Angled |
| 1162 |
3.00 |
| 9877 |
Rolled Edge Angle Cut |
| 1163 |
Polished |
| 9881 |
No |
| 10104 |
13.00 |
| 1164 |
304 Stainless Steel |
| 1161 |
2 |
| 9878 |
No |
| 10980 |
Round |
| 9875 |
Single Wall |
| 9870 |
Dual Out Side |
| 9870 |
Dual Out Rear |
| 200 |
Natural |
| 353 |
No |
| 3390 |
Performance |
| 4364 |
Yes |
| Heat Shield Included |
No |
| Inlet Diameter |
3.00 |
| 596 |
Flanged |
| 9871 |
2.50 |
| 92 |
Yes |
| 9884 |
5.00 |
| 1892 |
18.25 |
| 4372 |
409 Stainless Steel |
| 4373 |
Oval |
| 9882 |
Black High-Temperature Paint Finish |
| 4367 |
No |
| 4368 |
No |
| Muffler Included |
Yes |
| 9962 |
Slip-Fit |
| 4365 |
3.00 |
| 4366 |
3.13 |
| 9963 |
Slip-Fit |
| 4375 |
2 |
| Muffler Part Number |
Kit Only |
| 4374 |
1 |
| Muffler Series |
Pro Series |
| 1174 |
Absorption |
| part type |
Exhaust System |
| 3530 |
409 Stainless Steel |
| Product Type |
Exhaust System |
| Sound Level |
Moderate/Mild |
| 4377 |
No |
| Sub Category |
Exhaust and Tail Pipes |
| 4369 |
2.50 |
| 4376 |
2 |
| Tail Pipe Quantity |
Dual |
| 4370 |
No |
| 26 |
Cat-Back |
| 6014 |
No |
| 2126 |
Not Applicable |
| Warning |
California Proposition 65 |
| Pipe Color |
Silver |
| Drive |
2WD |
| Drive |
4WD |
| 9885 |
10.00 |
| Brand |
Flowmaster |
| California Proposition 65 |
Yes |
| California Proposition 65 Chemical Name |
Chromium (hexavalent compounds) |
| California Proposition 65 Chemical Name |
Nickel (Metallic) |
| CARB (California) Compliant |
Yes |
| Catalytic Converter Included |
No |
| 2874 |
0 |
| Category |
Exhaust |
| 3728 |
Flat Band |
| 1882 |
Yes |
| Emission Code |
5 |
| Exhaust Series |
Force II |
| 11205 |
Silver |
| 9874 |
Clamp-On |
| 9876 |
Angled |
| 1162 |
3.00 |
| 9877 |
Rolled Edge Angle Cut |
| 1163 |
Polished |
| 9881 |
No |
| 10104 |
13.00 |
| 1164 |
304 Stainless Steel |
| 1161 |
2 |
| 9878 |
No |
| 10980 |
Round |
| 9875 |
Single Wall |
| 9870 |
Dual Out Side |
| 9870 |
Dual Out Rear |
| 200 |
Natural |
| 353 |
No |
| 3390 |
Performance |
| 4364 |
Yes |
| Heat Shield Included |
No |
| Inlet Diameter |
3.00 |
| 596 |
Flanged |
| 9871 |
2.50 |
| 92 |
Yes |
| 9884 |
5.00 |
| 1892 |
18.25 |
| 4372 |
409 Stainless Steel |
| 4373 |
Oval |
| 9882 |
Black High-Temperature Paint Finish |
| 4367 |
No |
| 4368 |
No |
| Muffler Included |
Yes |
| 9962 |
Slip-Fit |
| 4365 |
3.00 |
| 4366 |
3.13 |
| 9963 |
Slip-Fit |
| 4375 |
2 |
| Muffler Part Number |
Kit Only |
| 4374 |
1 |
| Muffler Series |
Pro Series |
| 1174 |
Absorption |
| part type |
Exhaust System |
| 3530 |
409 Stainless Steel |
| Product Type |
Exhaust System |
| Sound Level |
Moderate/Mild |
| 4377 |
No |
| Sub Category |
Exhaust and Tail Pipes |
| 4369 |
2.50 |
| 4376 |
2 |
| Tail Pipe Quantity |
Dual |
| 4370 |
No |
| 26 |
Cat-Back |
| 6014 |
No |
| 2126 |
Not Applicable |
| Warning |
California Proposition 65 |
| Pipe Color |
Silver |
| Drive |
2WD |
| Drive |
4WD |
| 9885 |
10.00 |
| Description_ABR |
SYS 11-14 F1 |
| Description_SHO |
SYS 11-14 F150 V6 EC |
| Description_INV |
11-14 F150 V6 ECO FII DOR/S 409S |
| Description_ASC |
Fits 2011-2014 Ford F-150 with 3.5L Ecoboost, fits all wheelbases. |
| Description_DES |
Flowmaster Force II Cat-back Exhaust System |
| Description_EXT |
2011-2014 Ford F-150 with 3.5L Ecoboost, fits all wheelbases. - Moderate to mild sound |
| Description_MKT |
For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster® Cat-back exhaust system provides, our Force II® systems are the perfect choice. This system includes tailpipes for both dual out the rear and dual out the side (recommended for towing applications) so you can choose the one that fits your lifestyle. Force II systems deliver a moderate exterior tone and moderate to mild interior tone, and are suited to customers looking for efficiency improvements without a lot of noise. This system includes a specially designed stainless steel PRO™ series oval case muffler, all mandrel-bent stainless steel tubing and uses the factory hanger locations for an easy hassle free installation you can do at home. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, this system includes all necessary parts and hardware for easy installation. |
| Description_FAB |
Includes Hangers and Hardware for an Easy Installation |
| Description_FAB |
Laminar Flow PRO Series Performance Muffler |
| Description_FAB |
Moderate to Mild Exterior Exhaust Tone |
| Description_FAB |
Uses the Factory Hanger Locations |
| Description_FAB |
Constructed from Stainless Steel |
| Description_FAB |
Lifetime Limited Warranty |
| Description_FAB |
Easy Installation |
| Description_ABR |
SYS 11-14 F1 |
| Description_SHO |
SYS 11-14 F150 V6 EC |
| Description_INV |
11-14 F150 V6 ECO FII DOR/S 409S |
| Description_ASC |
Fits 2011-2014 Ford F-150 with 3.5L Ecoboost, fits all wheelbases. |
| Description_DES |
Flowmaster Force II Cat-back Exhaust System |
| Description_EXT |
2011-2014 Ford F-150 with 3.5L Ecoboost, fits all wheelbases. - Moderate to mild sound |
| Description_MKT |
For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster® Cat-back exhaust system provides, our Force II® systems are the perfect choice. This system includes tailpipes for both dual out the rear and dual out the side (recommended for towing applications) so you can choose the one that fits your lifestyle. Force II systems deliver a moderate exterior tone and moderate to mild interior tone, and are suited to customers looking for efficiency improvements without a lot of noise. This system includes a specially designed stainless steel PRO™ series oval case muffler, all mandrel-bent stainless steel tubing and uses the factory hanger locations for an easy hassle free installation you can do at home. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, this system includes all necessary parts and hardware for easy installation. |
| Description_FAB |
Includes Hangers and Hardware for an Easy Installation |
| Description_FAB |
Laminar Flow PRO Series Performance Muffler |
| Description_FAB |
Moderate to Mild Exterior Exhaust Tone |
| Description_FAB |
Uses the Factory Hanger Locations |
| Description_FAB |
Constructed from Stainless Steel |
| Description_FAB |
Lifetime Limited Warranty |
| Description_FAB |
Easy Installation |
