Manual Boost Controller
2.5" Turbo Down Pipe Kit
2.5" Turbo Down Pipe Kit
Our manual boost controller delays the pneumatic actuation of the waste gate until maximum boost pressure is reached. This allows the turbo to “spool up” at a quicker rate.
2.5" Turbo Down Pipe Kit
2.5" Turbo Down Pipe Kit
2.5" Turbo Down Pipe Kit
Improve the performance and breathing of your Turbo 4.9 Trans Am or Formula with our 2.5" mandrel bent, turbo down pipe.
Water-Alcohol Injection
2.5" Turbo Down Pipe Kit
Water-Alcohol Injection
Water injection has been around since WWII. It is a great way to suppress detonation in the internal combustion engine.
Turbo Air Induction
Performance Head Gasket
Water-Alcohol Injection
The key to improving the performance of the Turbo 4.9 is to have as cool of air coming in as possible. Since the turbo cars came equipped with a hood scoop, why not make it functional?
2.5" Exhaust "Y" Pipe
Performance Head Gasket
Performance Head Gasket
Continue to improve the performance of your Turbo 4.9's exhaust with our after cat, 2.5", mandrel bent "Y" pipe.
Performance Head Gasket
Performance Head Gasket
Performance Head Gasket
TTA Performance offers or own custom head gaskets.
Nitrous Oxide System
Rebuilt Upgraded Turbo
Rebuilt Upgraded Turbo
This nitrous system is used as an anti-turbo lag device.
Rebuilt Upgraded Turbo
Rebuilt Upgraded Turbo
Rebuilt Upgraded Turbo
TTA Performance offers rebuilt and upgraded turbos for the 1980-81 Turbo 4.9s. We offer many different performance levels to suit your performance goals.
4-Speed Flywheel
Rebuilt Upgraded Turbo
Turbo Shorty Header System
If you are looking to convert your Turbo 4.9 or non-turbo 301 to a manual transmission, we now offer a billet steel flywheel. You no longer have to source a used 1979 301 4-speed flywheel for your conversion.
Turbo Shorty Header System
Turbo Shorty Header System
Turbo Shorty Header System
Shorty header system for the Turbo 4.9 is now available. This is the system that was tested on the dyno and provided a 25 lb/ft increase in torque over the stock manifold system.
180° Thermostat
Turbo Shorty Header System
EGR Block Off Plate
The correct thermostat for your 4.9 Turbo.
EGR Block Off Plate
Turbo Shorty Header System
EGR Block Off Plate
EGR block off plate machined from 3/8" thick aluminum.
Aluminum Water Pump
Boost Gauge Conversion
Boost Gauge Conversion
New aluminum water pump with correct cast iron impeller.
Boost Gauge Conversion
Boost Gauge Conversion
Boost Gauge Conversion
Send us your tachometer to have the clock converted to a vacuum/boost gauge.
1.65 Ratio Rocker Arms
Boost Gauge Conversion
1.65 Ratio Rocker Arms
Comp Cams Roller Rocker arm conversion kit (1.65 or 1.5 ratio) .
Cam and Lifter Sets
Cylinder Head Conversion Head Gaskets
1.65 Ratio Rocker Arms
Custom ground cam and lifter set
*Coming soon
Fuel Injection Conversion
Cylinder Head Conversion Head Gaskets
Cylinder Head Conversion Head Gaskets
FiTech or Holley EFI conversion kits.
Cylinder Head Conversion Head Gaskets
Cylinder Head Conversion Head Gaskets
Cylinder Head Conversion Head Gaskets
Custom designed head gasket to install conventional Pontiac cylinder heads on a 301 block.
2.5" Tail Pipe Exhaust Kit
2.5" mandrel bent tail pipes with 2.5" polished stainless steel splitter tips. Includes mounting brackets.