SPA TURBO Forged piston set 83mm 1.8L 20V VW/AUDI + Head Stud Set

SPA TURBO Forged piston set 83mm 1.8L 20V VW/AUDI + Head Stud Set

Marsoni

M251S

$324.95

Get it in 3 business days with 1 day shipping. Friday, May 29

SPA TURBO Forged piston set 83mm 1.8L 20V VW/AUDI + Head Stud SetFor VW AUDI 1. 8 20V engines Nominal bore diameter: 83mm (increase engine displacement to 1869cc) Recommended bore to piston to bore clearance: 0. 08mm (For nitrous or extreme applications, consult your builder) Piston ring grooves: 1. 5 mm 1. 5 mm 2. 0mm Compression height: 32. 40mm. Dish volume: 7cc Compression ratio: 8. 5: 1 Pin offset: 1. 10mm. Material: Forged aluminum 4032 T6. Average piston weight (unit, without pin): 347. 74g (12. 2 oz). Rated

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I'm not sure how much there is to say about an automotive cabin air filter. I double-checked the specs to make sure this was compatible with my car, ordered the filter, then installed it. It fit, it didn't have a weird smell, I haven't thought about it since. That's exactly what I want in an air filter. Five stars!

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Reviewed in the United States on October 20, 2025

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Brook

Fort Morgan, US

★★★★★ 5

Worked perfect for my Jeep Grand Cherokee L

Pleasantly surprised with the quality. It seemed better than the original filter that I took out of my 2021 Jeep Grand Cherokee L. Seems like it’ll last a while and I really like the charcoal addition. Has worked well so far and car smells clean.

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Reviewed in the United States on February 13, 2026

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Mark Downs

San Leandro, US

★★★★★ 5

Quality filter

Nice filter, fits perfect in the WL model (not the WK!) I will buy this one again, far superior to the OEM filter from the dealer!

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Reviewed in the United States on August 19, 2025

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Brett