MJL Performance LLC

MJL Performance LLC Small subaru speciality shop here in NEPA. Now offering our line of ej25 shortblock/longblocks + installs. Subaru performance upgrades, and repair.

Now using zfdesign for our closed deck shortblock/longblock packages. Everything assembled in house.

Use code blkfri for 5% off any package, shortblock, longblock on our website! Crazy deals until December 1st. MJLPERFORM...
11/17/2025

Use code blkfri for 5% off any package, shortblock, longblock on our website! Crazy deals until December 1st.

MJLPERFORMANCE.myshopify.com

One of our local hillclimbers needed a motor rebuilt. MJL performance closed deck 750 Manley h tuff rodsManley pistonsFo...
11/17/2025

One of our local hillclimbers needed a motor rebuilt.
MJL performance closed deck 750
Manley h tuff rods
Manley pistons
Forged nitrated crank
Acl race bearings
S4 head package
S2 cams, gsc valves, springs, retainers
Oem headgaskets
625+ arp

This car is a monster on the hills!

MJL performance 550 shortblockS2 heads with bc 272 cams gsc valves, springs, retainers. This is the setup we got going i...
11/16/2025

MJL performance 550 shortblock
S2 heads with bc 272 cams gsc valves, springs, retainers. This is the setup we got going in the shop car. Paired with a bpt 2.5 10cm

11/16/2025

All engines built here in house at MJL performance

A sleeved open deck longblock with a fresh set of rebuilt heads. This longblock is rated for approx 700whp This featured...
11/16/2025

A sleeved open deck longblock with a fresh set of rebuilt heads. This longblock is rated for approx 700whp

This featured
Manley forged pistons
Forged nitrated crank
Acl race bearings
Darton dry sleeves
Manley I beam rods
Stock rebuilt heads

11/16/2025

It’s been awhile since we have updated the business page. We had an amazing year finishing out 2024 and 2025. As we are finishing up for the 2025 season. We are looking forward to new and exciting builds in 2026! I’ll be posting 2024 and 2025 build updates over the next few days.

Check out our website for new products available for 2026!
MJLPERFORMANCE.myshopify.com

2020 blue sti MJL PERFORMANCE STAGE 2 built longblock package $8750 installed! About to finished this one up!
04/09/2024

2020 blue sti MJL PERFORMANCE STAGE 2 built longblock package $8750 installed!
About to finished this one up!

Rebuilt n25 cylinder heads! D25/w25/n25 rebuilt for $750 (your cores)
04/09/2024

Rebuilt n25 cylinder heads! D25/w25/n25 rebuilt for $750 (your cores)

Type ra block and rebuilt heads in the 2014 wrx hatch! $7500 installed for type ra block
04/09/2024

Type ra block and rebuilt heads in the 2014 wrx hatch! $7500 installed for type ra block

Stage 2 longblock for a 2014 wrx upgraded to a 20g tomaika racing turbo and some bolt ons and tune.
01/16/2024

Stage 2 longblock for a 2014 wrx upgraded to a 20g tomaika racing turbo and some bolt ons and tune.

Got a line up in for stage 2 longblocks!! I have 5 spots left at $8750 installed. Price will increase after those slots.
01/16/2024

Got a line up in for stage 2 longblocks!! I have 5 spots left at $8750 installed. Price will increase after those slots.

Address

Hunlock Creek, PA
18621

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm
Saturday 9am - 5pm
Sunday 9am - 5pm

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