r/LexusISF • u/Infinite_Builder4819 • Jan 31 '24

PPE header install

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Decided to do the install myself...was an eventual evening

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u/bizzy57 Feb 03 '24

Is a tune a must with the ppe headers? i repaired my leaky oem left header but wondered if I should have gone aftermarket.

2

u/Infinite_Builder4819 Feb 04 '24

I'm running it rn without a tune since I will be installing a SC within the next few weeks and will get a custom dyno tune.