Porsche 911 Headers, Exhaust Systems and Accessories
We started from scratch to offer a complete high performance exhaust system for the Porsche 911. Extensive dyno testing on our in-house dynamometer afforded us impressive horsepower and torque gains throughout the entire power band. Headers and muffler are meticulously built by hand using T304 Stainless Steel for a lifetime of performance - guaranteed! Included in the kit is the header set, 1.625" or 1.75" primary tube diameter, with or without heat exchangers. Our proprietary twin inlet muffler built specifically for your street or race application is also included in this complete exhaust system.
The kit for the naturally aspirated Porsche 911 includes all necessary hardware, gaskets and accessroies needed for a complete installation. Factory-fit, cat-inlet mufflers are also available in a wide variety of applications and configurations with your choice of tips.
| Part Number | Application | Features | Year | |
| FPOR-1400 | 911SC/CARRERA COMPLETE EXHAUST SYSTEM | W/HEAT EXCHANGERS | 75-89 | ORDER |
| FPOR-1405 | 911SC/CARRERA COMPLETE EXHAUST SYSTEM | W/O HEAT EXCHANGERS | 75-89 | ORDER |
| FPOR-0400 | 911SC HEADERS¹, 1 5/8" PIPE | W/HEAT EXCHANGERS | 75-83 | ORDER |
| FPOR-0405 | 911SC HEADERS¹, 1 5/8" PIPE | W/O HEAT EXCHANGERS | 75-83 | ORDER |
| FPOR-0410 | 911 CARRERA HEADERS¹, 1 3/4" PIPE | W/HEAT EXCHANGERS | 84-89 | ORDER |
| FPOR-0415 | 911 CARRERA HEADERS¹, 1 3/4" PIPE | W/O HEAT EXCHANGERS | 84-89 | ORDER |
| FPOR-1200 | 911 SC HEADER INSTALLATION KIT | ORDER | ||
| FPOR-1205 | 911 CARRERA HEADER INSTALLATION KIT | ORDER | ||
| FPOR-0450 | 911 MUFFLER² | SINGLE 3" OVAL TIP | 75-89 | ORDER |
| FPOR-0455 | 911 MUFFLER² | SINGLE 4.5" OVAL TIP | 75-89 | ORDER |
| FPOR-0460 | 911 MUFFLER² | TWIN 3" OVAL TIPS | 75-89 | ORDER |
| FPOR-0465 | 911 MUFFLER² | TWIN 4.5" OVAL TIPS | 75-89 | ORDER |
| FPOR-1515 | 911SC / CARRERA RACE MUFFLER² | 3" OVAL TIPS | 75-89 | ORDER |
| FPOR-1500 | 911SC / CARRERA RACE OUTLETS² | 3" OVAL TIPS | 75-89 | ORDER |
| FPOR-7050 | 911SC CAT TESTPIPE | 75-89 | ORDER | |
| FPOR-7350 | 911SC / CARRERA CATALYTIC CONVERTER | 3" TIP | 75-89 | ORDER |
| FPOR-7400 | 911SC / CARRERA CATALYTIC CONVERTER | 4.5" TIP | 75-89 | ORDER |
| FPOR-4100 | 911 AFTER CAT MUFFLER, TWIN INLET³ | SINGLE 3" OVAL TIP | 65-74 | ORDER |
| FPOR-4105 | 911 AFTER CAT MUFFLER, TWIN INLET³ | SINGLE 4.5" OVAL TIP | 65-74 | ORDER |
| FPOR-4110 | 911 AFTER CAT MUFFLER, TWIN INLET³ | TWIN 3" OVAL TIPS | 65-74 | ORDER |
| FPOR-4115 | 911 AFTER CAT MUFFLER, TWIN INLET³ | TWIN 4.5" OVAL TIPS | 65-74 | ORDER |
| FPOR-4200 | 911SC AFTER CAT MUFFLER, SINGLE INLET³ | SINGLE 3" OVAL TIP | 75-83 | ORDER |
| FPOR-4205 | 911SC AFTER CAT MUFFLER, SINGLE INLET³ | SINGLE 4.5" OVAL TIP | 75-83 | ORDER |
| FPOR-4210 | 911SC AFTER CAT MUFFLER, SINGLE INLET³ | TWIN 3" OVAL TIPS | 75-83 | ORDER |
| FPOR-4215 | 911SC AFTER CAT MUFFLER, SINGLE INLET³ | TWIN 4.5" OVAL TIPS | 75-83 | ORDER |
| FPOR-4300 | 911 CARRERA AFTER CAT MUFFLER, SINGLE INLET³ | SINGLE 3" OVAL TIP | 84-89 | ORDER |
| FPOR-4305 | 911 CARRERA AFTER CAT MUFFLER, SINGLE INLET³ | SINGLE 4.5" OVAL TIP | 84-89 | ORDER |
| FPOR-4310 | 911 CARRERA AFTER CAT MUFFLER, SINGLE INLET³ | TWIN 3" OVAL TIPS | 84-89 | ORDER |
| FPOR-4315 | 911 CARRERA AFTER CAT MUFFLER, SINGLE INLET³ | TWIN 4.5" OVAL TIPS | 84-89 | ORDER |
¹REQUIRES INSTALLATION KIT AND USE OF B&B MUFFLER
²FOR B&B HEADERS ONLY
³FOR FACTORY HEADERS ONLY