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- Mainstream Performance Engine Swaps
- Mainstream Maintenance Specials
- Mainstream 2JZ swaps, Motor Builds NA/Turbo,Turbo Kits, Custom Exhausts, Dyno Tuning
- Mainstream Clutches, Flywheels,Roll Cages, Suspension AND MORE!!
- Mainstream/TDF Collectors.
- We now have CROME GOLD
- MSPi/TDF--- Trannys/Rear ends.---
- MSPi / TDF AC/PS Compatible Turbo Manifolds.
- Thanks MSPi and TDF again.
- Thanks Mainstream Performance!!!
- MSPI/TDF NEW PRODUCT Sti intake manifold
- Pricing For ITR Turbo
- Injector size??? Iridium Plugs??
- Will i need this???
- Did we mention that we build motors?
- Lastest 2jz 240 swap
- jdm front
- can i get a custom catback quote
- Just picked up a Mazda CX-7...
- Get me tuned!
- DA Turbo needs!!!
- I need a b18c1 head...
- Exhaust welding & Kpro tune needed.
- lexus 2jzge motor swap
- D series
- Custom racing seat brackets??
- mainsteram and DB service
- civic tune
- b16b tune
- D-series turbo tuning
- wire tucks
- auto to manual quote pls!!!
- TDF. pricing on t3 collector?
- Need info about RB25det motor
- SR20 Tuning
- Exhaust
- Type S head in a 03 Civic Si
- s2k cams, valve springs, and retainers
- Question
- Input needed.
- valve job
- quote on HKS turbo timer and BOV install
- quote on swap not listed
- K20Z3
- Auto to Manual...
- Need some LSD work
- Pricing for B16a2 head build?
- Synchros.
- THANKS!!!
- Mainstream 3" Evo VIII exhaust....
- Exhaust install on Tuesday Nov. 6th around noon?
- map sensor?
- Auto to Manual transmission swap
- look james!!!
- pricing on install
- "Madness" from Tonight !
- B16a turbo
- time to change the timing belt
- pricing on tuning B16
- 240 Cat Back
- anyone workin at mainstream..
- swap quotes
- Tuning
- Anyone at MainStream...
- Need Quote
- qoute
- What day you guys open next week (Dec 24-30)?
- Get ready for next year races now (ROLL CAGES)
- s14 3" exhaust
- Merry Christmas
- .....
- cable b16 rebuild
- LOOKING FOR A 90-91 B SERIES CABLE TRANNY HOUSING....!
- Stream (sorry, but I'm in desperate need)
- Got A Question...about B Series Into EF
- Ball joints/wheel bearings
- auto to manuel
- MAINSTREAM PERFORMANCE NEW ADDRESS AND HOURS OF OPERATION
- tranny
- my 2007 civic si
- quick ?
- Finally brought it to Mainstream!!!
- Exhaust Quote - BMW e30 325i
- Charles or someone at Main Stream?
- Brian Crower Dealer?
- Questions on Boosted b16a
- Tunning
- 90 S1 TRANSMISSION PROBLEMS
- Replace tranny: 1994 Maxima
- How much to
- How much for h2b swap
- Hey guys...
- LS/VTEC
- labor quote
- another question???
- The Wankle
- catback quote
- Quote
- UMMM
- Custom Exhaust Quote
- quote please
- Hello folks!!!!!
- Quote for Stock LS turbo setup?
- Need to get in touch with us?
- Head work packages???
- question
- CONGRATS
- d16a1 into 89 crx si
- custom exhaust quote
- My manifold
- Need Parts? Let US KNOW!!!
- need car tuned
- Quote on D15B swap
- what sort of FI setups can you guys offer for datsun 510?
- Quote for a custom WRX dp
- Custom exhaust quote - 335i
- roll cage quote
- Quote:Ef exhaust
- Scotty got an opening?
- ls block?/quote
- Deal TODAY!!! SUPER DUPER DEAL!!
- 3 Angel P-72
- Order information
- Mainstream Performance Maintenance Specials for JULY
- delete
- need an quote
- Need a quote on tune
- Sales This month on Certain Products:
- THanks Mainstream!
- need a quote for swap please
- quote
- tuning a boosted teg
- b16a turbo build
- is this the right place?
- Thx mainstream
- need and price for tune
- Mainstream Performance NOW an Official PASSWORDJDM Dealer.
- Check up
- Exhaust quote and tune
- Downpipe
- RollCage
- Motorsports Nationals.
- tuning
- Thanks
- Basemap for obd1 p75
- scotty!!!:)
- B Series Tranny Rebuild (S4C)
- Turbo Quote
- need ep3 seat rail mod
- clutch install quote
- General Service..
- motor swap
- AVID MOTOR MOUNTS
- Now til December 31st Parts Sales Specials...
- turbo d tune!!
- Thanks Mainstream!!!
- Exhaust Quote
- Thank you Mainstream.
- Thank you
- ty turbodave and mainstream
- ***Old Sko0L Dyno DIZaY 12/11***
- Lil something something :D
- In house ecu flash?
- need a quote
- need rough estimate
- ATTN: Emino
- In STOCK NOW!!
- Price on Valvetrain Check
- garrett t4
- Need quote on a Axel back exhaust on Lotus Elise
- Charles..
- Thanks Scotty and Mainstream
- Question about tuning
- price quote
- thank you faggots!
- sr20 tune
- price for cometic head gasket
- Thanks to MainStream!
- Tuning...
- GSR tuning
- celica turbo install & tune
- Exhaust Question/Quote
- head work maybe price quote
- exhaust quote
- AWW SHIT IA CHECK IT OUTTTTTT!!!!
- Got a question for you.
- Integra Exhaust/Cat Quote
- LSD INSTALL
- Quote on b16 swap
- Hello folks!!!!!
- Valve job on a SOHC
- I Need help homies!!!
- turbo hatch
- my swap to mainstream
- ls/vtec kit and extended studs
- A+++++
- nissan tuning coming soon-need input
- Parts! You want em? We can get em! Everything is on sale!!!
- Labor Quote
- Got Boost?.....Now know how much..
- t70 manifold
- Took My Car to Mainstream Today
- Tuning qoute for turboed celica
- Dyno day @ new shop
- hondata reflash
- motor swap price
- SCOTTY !!!
- s2000 AP1 port & polish
- ecu tune pricing
- MAINSTREAM PERFORMANCE NEW PHONE #
- Base map question
- how much to tune?
- BEST IN THE INDUSTRY!
- 4AGTZE (twincharged) w. aem f/i c
- Looking to get an custom exhaust made soon
- need a quote on exhuast
- axelback straight pipe
- quote
- intercooler piping
- so i have been told to come yalls way
- honda civic si
- As many of you know, or have heard...
- Kpro tuning
- Quote
- DEAL FOR ALL OF YOU LOOKING FOR TRACTION BARS
- Fender rolling?
- 13b engine install
- Quote for Piping Fab
- turbo parts
- Once again...
- FlashPro
- Mainstream Tuning Price Guide/EMS UPDATES
- Quote on remapping P28
- tune my b20!
- SWAP INFO
- Can you Dyno an ATV?
- Quote. Dyno pull.
- Need Tranny Parts? We got em!
- SCOTTY!!
- scotty its on !!!!!!!
- quote!
- SCOTTY!!! NISTUNE?!?!?
- Tune
- Quote
- how do i go about scheduling a tune
- quote?
- custom exhaust quote?
- B16 swap into 90 civic quote!
- welded diff.
- quote
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